Upload
others
View
2
Download
0
Embed Size (px)
Citation preview
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
1 of 20
khh;r; 2015/+2 Ntjpapay;/tpilf;Fwpg;Gfs; (Tentative)
tpdhj;jhs; thpirtpdhj;jhs; thpirtpdhj;jhs; thpirtpdhj;jhs; thpir A tpdhj;jhs; thpirtpdhj;jhs; thpirtpdhj;jhs; thpirtpdhj;jhs; thpir B
1. m 3 1. < mlh; HNO3
2. , ∆ H > 0, ∆ S < 0 2. MERE ATTEMPT
3. M mNahNlh /ghh;k; Nrhjid 3. , ief;Nuhk;
4. M ghh;kpf; mkpyk; 4. m P-ngd;NrhFapNdhd;
5. m ntg;gepiy caUk; 5. < fpsh;TW Mw;wy;
6. m P-ngd;NrhFapNdhd; 6. m 0.529×10-8cm
7. M ,uz;L ePh;kq;fs; 7. M ,uz;L
8. < mdpNrhy; 8. < ngd;rPd;
9. < FNshNuhgpf;hpd; 9. , tpsf;F fhp
10. < MERE ATTEMPT 10. , g+[;[pak;
11. M (mol.dm-3) 11. , vyf;l;uhd; khw;wk;
12. , 5f vyf;l;uhdpd; rPuw;w kiwg;gpdhy; 12. < mdpNrhy;
13. < mlh; HNO3 13. m ntg;gepiy caUk;
14. < N2 14. < N2
15. < ngd;rPd; 15 M Kp > Kc
16. , tpsf;F fhp 16 , js rJuk;
17. , g+[;[pak; 17 M /ghh;kpf; mkpyk;
18. , js rJuk; 18 M nry;YNyh];
19. , ief;Nuhk; 19 MERE ATTEMPT
20. M nry;YNyh]; 20. < ke;jj;jd;ikAilaJ
21. M 2 21 M 2
22. MERE ATTEMPT 22 M vj;jpyhkpd;
23. , vyf;l;uhd; khw;wk; 23. m 3
24. M vj;jpyhkPd; 24. , ∆H>0, ∆S<o
25. M CeO2 25. < C6 H5 Cl
26. m 0.529 × 10-8 cm 26 , 5f vyf;l;uhdpd; rPuw;w kiwg;gpdhy;
27 < C6 H5 Cl 27 M (mol.dm-3)
28. < ke;jj; jd;ikAilaJ 28 M mNahNlh/ghh;k; Nrhjid
29. < fpsh;TW Mw;wy; 29 < FNshNuhgpf;hpd;
30. M KP > Kc 30 M CeO2
(* Note: Utmost care is taken to prepare this answer key. If any mistake or correction, compare with Government answer key)
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
2 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
31 ,df;fyg;ig tiuaW.,df;fyg;ig tiuaW.,df;fyg;ig tiuaW.,df;fyg;ig tiuaW. ,df;fyg;G vd;gJ Vwf;Fiwa rkkhd Mw;wy; nfhz;l mZtpd; Mh;gpl;lhy;fs; xd;Wld; xd;W fye;J rkkhd Mw;wYila. xj;j tbtKila Mh;gpl;lhy;fis jUtjhFk;. cUthd rkkhd Gjpa Mh;gpl;lhy;fs; ,df;fyg;G Mh;gpl;lhy;fs; vdg;gLk;.
3
32 Nrhjid %yk; ngwg;gl;lNrhjid %yk; ngwg;gl;lNrhjid %yk; ngwg;gl;lNrhjid %yk; ngwg;gl;l d(Si – C)d; kjpg;Gd; kjpg;Gd; kjpg;Gd; kjpg;G 1.93Å fhHgdpd; mZ Muk;fhHgdpd; mZ Muk;fhHgdpd; mZ Muk;fhHgdpd; mZ Muk; 0.770.770.770.77Å vdpy; rpypf;fdpd; mZ Muj;ij fzf;fpLf.vdpy; rpypf;fdpd; mZ Muj;ij fzf;fpLf.vdpy; rpypf;fdpd; mZ Muj;ij fzf;fpLf.vdpy; rpypf;fdpd; mZ Muj;ij fzf;fpLf.
rsi + rc = dsi−c
rsi = dsi−c - rc = 1.93 – 0.77 = 1.16 Å
1+1+1
33 `hhhhy[d; ,ilr;Nrh;kq;fs; vd;why; vd;d?y[d; ,ilr;Nrh;kq;fs; vd;why; vd;d?y[d; ,ilr;Nrh;kq;fs; vd;why; vd;d?y[d; ,ilr;Nrh;kq;fs; vd;why; vd;d? mtw;wpd; xU jahhpg;Gmtw;wpd; xU jahhpg;Gmtw;wpd; xU jahhpg;Gmtw;wpd; xU jahhpg;G Kiwia jUf.Kiwia jUf.Kiwia jUf.Kiwia jUf. xU N`y[d; kw;nwhU N`y[Dld; Nrh;j;J gy Nrh;kq;fis cUthf;Ftjw;F N`y[d; ,ilr;Nrh;kq;fs; vd;W ngah;.
Cl2 + F2 (rk fd msT) 473K 2ClF→
Cl2 + 3F2 (mjpf msT) 573K3 2ClF→
IF5 + F2 (mjpf fd msT) 573K7 IF→
my;yJ Gj;jfg;gFjpapy; cs;s NtW VNjDk; xU jahhpj;jy; Kiwmy;yJ Gj;jfg;gFjpapy; cs;s NtW VNjDk; xU jahhpj;jy; Kiwmy;yJ Gj;jfg;gFjpapy; cs;s NtW VNjDk; xU jahhpj;jy; Kiwmy;yJ Gj;jfg;gFjpapy; cs;s NtW VNjDk; xU jahhpj;jy; Kiw
2+1
34 H3PO4 – Kf;fhuj;Jtk;Kf;fhuj;Jtk;Kf;fhuj;Jtk;Kf;fhuj;Jtk; mkpyk; rkd;ghLfSld; ep&gp.mkpyk; rkd;ghLfSld; ep&gp.mkpyk; rkd;ghLfSld; ep&gp.mkpyk; rkd;ghLfSld; ep&gp. gh];ghhpf; mkpyk;> NaOH Nghd;w fhuq;fSld; tpidGhpe;J %d;W tifahd cg;Gfisj; jUfpwJ.
H3PO4 + NaOH → NaH2PO4 + H2O Nrhbak; ili`l;u[d; gh];Ngl;
H3PO4 + 2NaOH → Na2HPO4 + 2H2O il Nrhbak; i`l;u[d; gh];Ngl;
H3PO4 + 3NaOH → Na3PO4 + 3H2O biu Nrhbak; gh];Ngl;
3
35 ,ilepiyj; jdpkq;fs; mizTr; Nrh;kq;fis,ilepiyj; jdpkq;fs; mizTr; Nrh;kq;fis,ilepiyj; jdpkq;fs; mizTr; Nrh;kq;fis,ilepiyj; jdpkq;fs; mizTr; Nrh;kq;fis cUthf;FtJ Vd;?cUthf;FtJ Vd;?cUthf;FtJ Vd;?cUthf;FtJ Vd;? 1. rpwpa cUtsT kw;Wk; mjpf Neh;kpd; mlh;j;jp 2. fhypahd (n-1) d Mh;gpl;lhy;fis ngw;wjhy;> ,ilepiyj; jdpkq;fs;>
<dpfspy; cs;s jdpj;j kw;Wk; gpizg;gpy; <Lglhj ,iz vyf;l;uhd;fis ngw;W gpizg;ig Njhw;Wtpf;fpwJ. (v.fh) [Cu(NH3)4]
2+
3
36 rpy;tH ckpo;jy; vd;whyrpy;tH ckpo;jy; vd;whyrpy;tH ckpo;jy; vd;whyrpy;tH ckpo;jy; vd;why; vd;d? mJ vt;thW jLf;fg;gLfpwJ?; vd;d? mJ vt;thW jLf;fg;gLfpwJ?; vd;d? mJ vt;thW jLf;fg;gLfpwJ?; vd;d? mJ vt;thW jLf;fg;gLfpwJ? cUfpa epiyapy; cs;s rpy;tuhdJ mjd; fd msitg; Nghy; 20 klq;F Mf;rp[id cl;nfhs;Sk; jd;ikAilajhFk;. ,jid Fsph;tpf;Fk; NghJ cwpQ;rpa Mf;rp[d; ntspNaWfpwJ. ,jw;F ‘rpy;tH ckpo;jy;’ vd;W ngah;. ,r;nraiy cUfpa rpy;thpd; kPJ fhpglyj;ij Vw;gLj;Jtjd; %yk; jLf;fyhk;.
2+1
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
3 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
37
i`l;u[d; Fz;L nra;tjpYs;s mwptpay; fUj;ij vOJf.i`l;u[d; Fz;L nra;tjpYs;s mwptpay; fUj;ij vOJf.i`l;u[d; Fz;L nra;tjpYs;s mwptpay; fUj;ij vOJf.i`l;u[d; Fz;L nra;tjpYs;s mwptpay; fUj;ij vOJf. i`l;u[d; Fz;L mZf;fU gpizg;G tpidfshy; cUthfpwJ. i`l;u[d; cl;fUf;fs; gpize;J Pypak; cl;fU cUthFk; NghJ kpFe;j Mw;wy; ntsptUfpwJ. i`l;u[d; Fz;Lfspy; i`l;u[d; gpizg;G tpid ikaj;jpy; epfo;fpwJ. ,k;ikaj;ij Rw;wp> 1H
2 kw;Wk; 3Li 6 gq;F ngWk; cl;fU gpsg;G tpid epfo;e;J cl;fU gpizg;G tpidf;Fj; Njitahd ntg;gepiyia cUthf;FfpwJ.
(i) mZf;fU gpsg;G tpid → ntg;gk; + epa+l;uhd;
(ii) 3Li 6 + 0n1 → 1H
3 + 2He4 + 4.78Mev (iii) 1H
2 + 1H3 → 2He4 + 0n
1 +17.6Mev
3
38 fz;zhb vt;thW cUthfpwJ?fz;zhb vt;thW cUthfpwJ?fz;zhb vt;thW cUthfpwJ?fz;zhb vt;thW cUthfpwJ? rpy ePh;kq;fis tpiuthf Fsph;tpf;Fk; NghJ Fwpg;gpl;l ntg;gepiyapy; gbfq;fis cUthf;Ftjpy;iy. Mdhy; nkJthf Fspuitf;Fk; NghJ> mtw;wpd; ghfpay; jd;ik rPuhf mjpfhpj;J ,Wjpapy; fz;zhbr; Nrh;kk; cUthfpwJ.
3
39 vd;l;Nvd;l;Nvd;l;Nvd;l;Nuhgp vd;why; vd;d? mjd; myFfisuhgp vd;why; vd;d? mjd; myFfisuhgp vd;why; vd;d? mjd; myFfisuhgp vd;why; vd;d? mjd; myFfis $W.$W.$W.$W. vd;l;Nuhgp vd;gJ xOq;fw;w jd;ikia mstpLk; gz;G my;yJ Xh; mikg;gpy; %yf;$Wfspd; xOq;fw;w jd;ikia Fwpg;gjhFk;. ,J xU epiyr; rhh;ghFk;.
vd;l;Nuhgpapd; myF = i) fNyhhp / bfphp (my;yJ) eu ii ) SI myfpy; JK-1 (m) EU
2+½ + ½
40 yPrhl;ypahpd; jj;Jtj;ij vOJf.yPrhl;ypahpd; jj;Jtj;ij vOJf.yPrhl;ypahpd; jj;Jtj;ij vOJf.yPrhl;ypahpd; jj;Jtj;ij vOJf. rkepiyapy; cs;s Xh; mikg;gpd; kPJ ghjpg;ig Vw;gLj;jpdhy; rkepiyahdJ me;j ghjpg;gpdhy; Vw;gLk; tpisit rkd; nra;Ak; jpiria Nehf;fp efUk;.
3
41 vspa kw;Wk; rpf;fyhd tpidfs; vd;why; vd;d?vspa kw;Wk; rpf;fyhd tpidfs; vd;why; vd;d?vspa kw;Wk; rpf;fyhd tpidfs; vd;why; vd;d?vspa kw;Wk; rpf;fyhd tpidfs; vd;why; vd;d? Xh; vspa tpid xNunahU gbapy; kl;Lk; eilngWfpwJ.
(v.fh) NaOH + HCl → NaCl + H2O tpidfs; xU gbapy; epfohky; thpirahd gy vz;zpf;ifapyhd mbg;gil gbfSld; eilngWtJ rpf;fyhd tpidfs; vdg;gLk;.
R′OOC – (CH2)n – COOR 1k→ R′OOC – (CH2)n – COOH 2k→ HOOC – (CH2)n – COOH
my;yJmy;yJmy;yJmy;yJ ghlg;ghlg;ghlg;ghlg;gFjpapy; cs;s NtW VNjDk; xUgFjpapy; cs;s NtW VNjDk; xUgFjpapy; cs;s NtW VNjDk; xUgFjpapy; cs;s NtW VNjDk; xU v.fhv.fhv.fhv.fh
1+2
42 Kjy; tif tpidapd; tpidNtf khwpypapd; kjpg;G 1.54Kjy; tif tpidapd; tpidNtf khwpypapd; kjpg;G 1.54Kjy; tif tpidapd; tpidNtf khwpypapd; kjpg;G 1.54Kjy; tif tpidapd; tpidNtf khwpypapd; kjpg;G 1.54 ×××× 10101010−−−−3333 Sec−−−−1
vdpy; miutho;T fhyj;ij fzf;fpLf.vdpy; miutho;T fhyj;ij fzf;fpLf.vdpy; miutho;T fhyj;ij fzf;fpLf.vdpy; miutho;T fhyj;ij fzf;fpLf.
1 312
0.693 0.693t
k 1.54 10−= =×
= 0.45 × 103 secs (or) 450 secs
1+1+1
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
4 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
43 tpid Ntf khw;wp vd;why; vd;d? XH vLj;Jf;fhl;L jUf?tpid Ntf khw;wp vd;why; vd;d? XH vLj;Jf;fhl;L jUf?tpid Ntf khw;wp vd;why; vd;d? XH vLj;Jf;fhl;L jUf?tpid Ntf khw;wp vd;why; vd;d? XH vLj;Jf;fhl;L jUf? xU NrHkk; vj;jifa Ntjp khw;wj;jpw;Fk; cl;glhky; xU Ntjptpidapd; Ntfj;ij khw;wpdhy; mjw;F tpidNtf khw;wp vd;W ngaH.
2KClO3 2MnO→ 2KCl + 3O2 Nkw;fz;l tpidapy; MnO2 tpidNtf khw;wpahf nray;gLfpwJ
my;yJmy;yJmy;yJmy;yJ ghlghlghlghlg;gFjpapy; cs;s NtW VNjDk; xUg;gFjpapy; cs;s NtW VNjDk; xUg;gFjpapy; cs;s NtW VNjDk; xUg;gFjpapy; cs;s NtW VNjDk; xU v.fhv.fhv.fhv.fh
2+1
44 M];thy;bd; ePh;j;jy; tpjpia $WfM];thy;bd; ePh;j;jy; tpjpia $WfM];thy;bd; ePh;j;jy; tpjpia $WfM];thy;bd; ePh;j;jy; tpjpia $Wf.... M];thy;bd; ePh;j;jy; tpjp> typik Fiwe;j kpd; gFspapd; gphpif khwpypia gphpif tPjk; kw;Wk; mjd; nrwpTld; njhlh;GgLj;JfpwJ.
Ka = 2Cα
1-α
Ka = typik Fiwe;j mkpyj;jpd; gphpif khwpyp α = gphpifahjy; tPjk; C = nrwpT
2+1
45
rpd;dkpf; mkpyj;jpd;rpd;dkpf; mkpyj;jpd;rpd;dkpf; mkpyj;jpd;rpd;dkpf; mkpyj;jpd; Z kw;Wk;kw;Wk;kw;Wk;kw;Wk; E mikg;Gfismikg;Gfismikg;Gfismikg;Gfis fhl;Lf.fhl;Lf.fhl;Lf.fhl;Lf.
CH3HC
CH COOH
2 1
12
Z E
HH3C
C
CH COOH
2 1
21
1½+1½
46 Gug;Ngd;Gug;Ngd;Gug;Ngd;Gug;Ngd; ----2222----My; kw;Wk; 2My; kw;Wk; 2My; kw;Wk; 2My; kw;Wk; 2----nkj;jpy; Gug;Ngd;nkj;jpy; Gug;Ngd;nkj;jpy; Gug;Ngd;nkj;jpy; Gug;Ngd;----2222----My; Mfpatw;iwMy; Mfpatw;iwMy; Mfpatw;iwMy; Mfpatw;iw NtWgLj;Jk; ,U Ntjpay; Nrhjidfis jUf.NtWgLj;Jk; ,U Ntjpay; Nrhjidfis jUf.NtWgLj;Jk; ,U Ntjpay; Nrhjidfis jUf.NtWgLj;Jk; ,U Ntjpay; Nrhjidfis jUf.
Gug;Ngd;Gug;Ngd;Gug;Ngd;Gug;Ngd; ----2222----My;My;My;My; 2222----nkj;jpy; Gug;Ngd;nkj;jpy; Gug;Ngd;nkj;jpy; Gug;Ngd;nkj;jpy; Gug;Ngd;----2222----My;My;My;My; (1) CH3
CHOHCH3
H+ K2Cr2O7
CH3
CO
CH3
CH3
C OH
CH3
CH3
H+ H2Cr2O7
CH3
C = CH2
CH3
1½+1½
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
5 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
(2) CH3
CHOHCH3
Cu 573 K
CH3
CO
CH3
CH3
C OH
CH3
CH3
Cu 573 K
CH3
C
CH3
CH2
(my;yJ) ghlg;gFjpapy; cs;s VNjDk; ,uz;L NtWgLj;Jjy;.(my;yJ) ghlg;gFjpapy; cs;s VNjDk; ,uz;L NtWgLj;Jjy;.(my;yJ) ghlg;gFjpapy; cs;s VNjDk; ,uz;L NtWgLj;Jjy;.(my;yJ) ghlg;gFjpapy; cs;s VNjDk; ,uz;L NtWgLj;Jjy;.
47 nnnngd;iry; My;f`hy;> gpidy; nkf;dPrpak; Ggd;iry; My;f`hy;> gpidy; nkf;dPrpak; Ggd;iry; My;f`hy;> gpidy; nkf;dPrpak; Ggd;iry; My;f`hy;> gpidy; nkf;dPrpak; GNuhikbypUe;J vt;thWNuhikbypUe;J vt;thWNuhikbypUe;J vt;thWNuhikbypUe;J vt;thW ngwg;gLfpwJ?ngwg;gLfpwJ?ngwg;gLfpwJ?ngwg;gLfpwJ?
C6H5MgBr + HCHO<jH
C6H5CH2OMgBr C6H5CH2OH + MgBr
OH
H3O+
ngd;iry; My;f`hy;ngd;iry; My;f`hy;ngd;iry; My;f`hy;ngd;iry; My;f`hy;
3
48 ngHfpd;]; tpidia vOJfngHfpd;]; tpidia vOJfngHfpd;]; tpidia vOJfngHfpd;]; tpidia vOJf....
( ) 3CH COONa6 5 3 6 5 32
C H CHO CH CO O C H CH CHCOOH CH COOH+ → = +
3
49 yhf;ily; FNshiuL> yhf;ilL ,tw;wpd; mikg;ig vOJf.yhf;ily; FNshiuL> yhf;ilL ,tw;wpd; mikg;ig vOJf.yhf;ily; FNshiuL> yhf;ilL ,tw;wpd; mikg;ig vOJf.yhf;ily; FNshiuL> yhf;ilL ,tw;wpd; mikg;ig vOJf. yhf;ily; FNshiuL>yhf;ily; FNshiuL>yhf;ily; FNshiuL>yhf;ily; FNshiuL> yhf;ilLyhf;ilLyhf;ilLyhf;ilL
CH3 CH COCl
Cl
CH
C
O
C−CH3
C=O
O
O =
CH3
H
1+2
50 C6H5CONH2 → → →2 2 2+
Br HNO NaNOKOH HCl Cu
X Y Z. X, Y kw;Wk;kw;Wk;kw;Wk;kw;Wk; Z Mfpatw;iwMfpatw;iwMfpatw;iwMfpatw;iw
fz;lwpfz;lwpfz;lwpfz;lwp.... X ⇒ C6H5NH2 (or) mdpyPd; Y ⇒ C6H5N2Cl (or) ngd;rPd; ilaNrhdpak; FNshiuL
Z ⇒ C6H5NO2 (or) iel;Nuh ngd;rPd;
1+1+1
51 czT ghJfhg;ghd;fs; vd;why; vd;d? XH vLj;Jf;fhlczT ghJfhg;ghd;fs; vd;why; vd;d? XH vLj;Jf;fhlczT ghJfhg;ghd;fs; vd;why; vd;d? XH vLj;Jf;fhlczT ghJfhg;ghd;fs; vd;why; vd;d? XH vLj;Jf;fhl;L jUf.;L jUf.;L jUf.;L jUf. czTg;nghUl;fis nfl;Lg;Nghfr; nra;Ak; Ez;ZapHfis mopj;J> czit ghJfhg;git. v.fh. Nrhbak; ngd;NrhNal; (m) nghl;lhrpak; nkl;lh ig ry;igl;
2+1
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
6 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
gFjpgFjpgFjpgFjp – II ((((gphpTgphpTgphpTgphpT – mmmm)))) 52 JJJJÈÈÈȬ¬¬¬ÌÌÌÌÆÆÆÆ ggggÏÏÏÏ∏∏∏∏‚‚‚‚¶¶¶¶VVVV____ ÿÿÿÿÔÔÔÔVVVV^ÁÁÁÁÔÔÔÔÁÁÁÁBBBB ssss····¬¬¬¬zzzzÔÔÔÔ....\\\\VVVVÏÏÏÏflflflflääää00008888,,,, …………[[[[ 11112222,,,, ÿÿÿÿƒƒƒƒ©©©© 11112222
1. JȬÌÆÔπ_ ®È¬‚´V[ ∂Á\Õm^· A]B gÏ∏‚¶V_Ô^ JȬÌÆ gÏ∏‚¶V_Ô^. ÷Ák zkVı¶D ®ıÔ·V_ kÁ´BƬԩ√|˛≈m.
2. JȬÌÆ gÏ∏‚¶V_Ô^ ƒ\ gu≈KÁ¶B ∂b gÏ∏‚¶V_Ô^ ÷Á6k>ºÈV ∂_Èm ∞≈¬zÁ≈B ƒ\ gu≈KÁ¶B ∂b gÏ∏‚¶V_Ô^ ÷Á6k>V_ cÚkV˛≈m
3. JȬÌÆ gÏ∏‚¶V_Ô^ cÚkVzD ®ıˬÁÔ•D, ∂b gÏ∏‚¶V_Ô^ ÷Á6•D ®ıˬÁÔ•D ƒ\\VÔ ÷Ú¬zD.
4. ÷Ú ∂b gÏ∏‚¶V_Ô^ ÷Á6Õm ÷Ú JȬÌÆ gÏ∏‚¶V_ÔÁ·› >Ú˛≈m.
zÁ≈Õ> gu≈_ ÿÔVı¶ ∏Á6©A JȬÌÆ JȬÌÆ gÏ∏‚¶V_ - gÏ∏‚¶V_ ∂]Ô gu≈_ ÿÔVı¶ ®]Ï ∏Á6©A JȬÌÆ gÏ∏‚¶V_ - JȬÌÆ gÏ∏‚¶V_ 5. JȬÌÆ gÏ∏‚¶V_Ôπ[ kΩk∫Ô^ ÷Á6•D
∂b gÏ∏‚¶V_Ôπ[ kΩk›Á>ºB ÿ√uÆ^·m.
6. ∏Á6©A JȬÌÆ gÏ∏‚¶V_Ô^ σ(E¬\V), π(Á√), δ (ÿ¶_¶V) \uÆD
®]Ï∏Á6©A JȬÌÆ gÏ∏‚¶V_Ô^ σ∗, π∗, δ∗ ®™ z§¬Ô©√|˛≈m. 7. JȬÌÆ gÏ∏‚¶V_Ô^ gu≈o[ ∞ÆkˆÁƒl_ W´©√©√|˛≈m.
(g‡√V >›mkD) 8. ŒÚ JȬÌÆ gÏ∏‚¶Vo_ ÷Ú ®È¬‚´V[ÔÁ· \‚|D W´©√ ÷BKD.
∂Õ> ÷Ú ®È¬‚´V[Ô”D ®]ÿ´]Ï ∑wuE•Á¶BÁk. (√Vol[ >sϬÁÔ >›mkD)
9. ÷´ı| ƒ\ gu≈_ cÁ¶B JȬÌÆ gÏ∏‚¶V_ÔÁ· W´©AD º√Vm, x>o_ ∂ku§_ ®È¬‚´V[Ô·V_ ŒuÁ≈ W´°>ÁÈ ØÏ›] ÿƒF>∏≈ºÔ ÷Ú ®È¬‚´V[ ÷Á6ÁB W´©√ ºkı|D. (¯[‚ s])
VNjDk; Ie;J kl;Lk;VNjDk; Ie;J kl;Lk;VNjDk; Ie;J kl;Lk;VNjDk; Ie;J kl;Lk;
5
53 jq;fjq;fjq;fjq;fk; mjd; jhJtpypUe;J vt;thW gphpj;njLf;fg;gLfpwJ?k; mjd; jhJtpypUe;J vt;thW gphpj;njLf;fg;gLfpwJ?k; mjd; jhJtpypUe;J vt;thW gphpj;njLf;fg;gLfpwJ?k; mjd; jhJtpypUe;J vt;thW gphpj;njLf;fg;gLfpwJ? ∏∏∏∏ˆ››››ÿÿÿÿ>>>>||||¬¬¬¬zzzzDDDD xxxxÁÁÁÁ≈≈≈≈ :::: \V¬ gÏ>Ï √V´¸| ƒBÁ™| xÁ≈ 1111.... >>>>VVVVmmmm :::: ƒ_Á√| (or) ÿ¶_KÁ´| >Vm. 2222.... ∂∂∂∂¶¶¶¶ÏÏÏÏ∏∏∏∏››››>>>>____ :::: OÁ´t>©A xÁ≈ 3333.... kkkkÆÆÆÆ››››>>>>____ :::: >VmkV™m ∂]Ô ∂·° ÔVuÆ (∂) g¬E¤M_ kƬzD º√Vm, ƒ_√Ï, gσM¬ \uÆD ÿ¶_ŸˆBD g¬E¤º™u≈\Á¶Õm, gsBVÔ¬ÌΩB g¬Áƒ|Ô·VÔ ÿkπºBÆD.
½+½+0 +1½+1 +1½
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
7 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
4444.... KCN ººººƒƒƒƒÏÏÏÏ››››>>>>____ :::: >Vm°¶[ 0.5 % KCN ºƒÏ¬Ô©√‚| ÔVu§_ Ák¬zD º√Vm KCNä_ ÔÁ´Õm ÿ√V‚¶VEBD gº´VƒBÁ™Á¶› >Ú˛≈m.
4Au + 8KCN + 2H2O + O2 → 4K[Au(CN)2] + 4KOH ÿ√V‚¶VEBD gº´VƒBÁ™| 5555.... ººººÔÔÔÔVVVV____ÁÁÁÁ¶¶¶¶ TTTTµµµµ√√√√ΩΩΩΩkkkkVVVV¬¬¬¬ÔÔÔÔ____ :::: ÿ√V‚¶VEBD gº´V ƒBÁ™|¶[, ˜∫¬ mÔ^ ºƒÏ¬Ô©√‚|, ºÔV_| Tµ√ΩkV¬Ô©√|˛≈m.
2K[Au(CN)2] + Zn → K2 [Zn(CN)4] + 2Au↓
6666.... tttt[[[[™™™™VVVVuuuu ####FFFFÁÁÁÁ\\\\BBBBVVVV¬¬¬¬ÔÔÔÔ____:::: ºÂÏt[kVF ä \V∑ ÔÈÕ> ºÔV_| ®]Ït[ kVF ä #B ºÔV_| t[√zπ ä gˆ¬ zº·VÁ´| + 10 to 12% HCl t[ƒV´D ÿƒK›mD º√Vm, #B ºÔV_| ®]Ït[kVl_ √Ω˛≈m.
54
ÈÈÈÈVVVVÕÕÕÕ>>>>ÁÁÁÁ™™™™||||ÔÔÔÔππππ[[[[ √√√√BBBB[[[[ÔÔÔÔ^ BBBBVVVVÁÁÁÁkkkk????ÿÿÿÿƒƒƒƒ©©©©ääää00008888,,,, 00009999,,,, hhhh[[[[ääää00009999 ÈVÕ>Á™|Ô^ÈVÕ>Á™|Ô^ÈVÕ>Á™|Ô^ÈVÕ>Á™|Ô^
1. ÈVÕ>Á™|ÔÁ· ÿÔVı| >BVˆ¬Ô©√|D Á√º´V º√Vˆ¬ cºÈVÔ¬ÔÈÁk EÔÿ´‚ √u≈ Ák©√V[, ÿ√VDÁ\Ô^, y©ÿ√V§ ctøD ÿ>V‚ΩÔ^ \uÆD kaB§zı|Ô^ g˛Bku§_ √B[√|˛≈m.
2. ʈBV (CeO2) \uÆD º>VˆBV (ThO2) g˛BÁk kV•
s·¬zÔπ_ √B[√|˛≈m 3. √Ú›]ÁB ƒVBt¶°D, t[ºƒt©A ÿÈ‚ t[ ÔÈ[ÔπKD,
sÁ™R¬˛Ô·VÔ°D ʈBD c©AÔ^ √B[√|˛≈m. 4. ÈVÕ>Mº¶Väÿk©√ Œ|¬Ô xÁ≈Ôπ[ JÈD #FÁ\BV™
cºÈVÔD (Fe, Co, Ni) ÿ√≈ÈVD. 5. ÈVÕ>Á™| cºÈVÔ ÔÈÁkBV™ ti cºÈVÔD ÿk©√D
>V∫zD ]≈–^· >´x^· ®‡˛Á™ >BVˆ¬Ô© √B[√|˛≈m. 30% ti cºÈVÔD +1% Zr ÔÈÕ> ÿ\¬ÃEB ÔÈÁk ÿ¤‚ ®Õ]´∫Ôπ[
√VÔ∫Ô^ >BVˆ¬Ô© √B[√|˛≈m.
5
55 >>>>¬¬¬¬ÔÔÔÔ ƒƒƒƒVVVV[[[[ÆÆÆÆÔÔÔÔ””””¶¶¶¶[[[[ ∂∂∂∂ÁÁÁÁ6666°°°° \\\\VVVVuuuu§§§§BBBBDDDD \\\\uuuuÆÆÆÆDDDD ∂∂∂∂BBBBMMMMBBBBVVVV>>>>____ \\\\VVVVuuuu§§§§BBBB∫∫∫∫ÔÔÔÔÁÁÁÁ···· ssss····¬¬¬¬zzzzÔÔÔÔ????
1111.... ∂∂∂∂ÁÁÁÁ6666°°°° \\\\VVVVuuuu§§§§BBBBDDDD:::: ∂Á6° ºÂÏt[ ∂BM•D, ∂Á6° ®]Ït[ ∂BM•D c^· ÷Ú cºÈVÔ ∂Á6°fl ºƒÏ\›]_, ÷Ú ∂Á6° ºÔV·∫ÔπKD ~MÔπ[ √∫ˇ| ºkÆ√|k>V_ ∂Á6° \Vu§BD cı¶V˛≈m.
2½+2½
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
8 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
( ) ( )III III3 66
Co NH Cr CN \uÆD ( ) ( )III III
3 66Cr NH Co CN
ÿ«¬ƒV ∂DÁ\[ ºÔV√V_‚ (III) ÿ«¬ƒV ∂DÁ\[ zº´VtBD (III) ÿ«¬ƒV ƒBº™V zº´Vº\‚ (III) ÿ«¬ƒV ƒBº™V ºÔV√V_º¶‚ (III)
2222.... ∂∂∂∂BBBBMMMMBBBBVVVV>>>>____ \\\\VVVVuuuu§§§§BBBBDDDD:::: Œº´ JȬÌÆ kVF©√V‚Á¶•D ÔÁ´ƒK^ ºkÆ√‚¶ ∂BMBVzD >[Á\•D ÿÔVı¶ ºƒÏ\∫Ô^ ∂BM \Vu§B∫Ô^ ®™©√|D. ( )3 45
Co NH Br SO \uÆD ( )3 45Co NH SO Br
ÿ√[¶V ∂DÁ\[ Aº´Vº\V ÿ√[¶V ∂DÁ\[ ƒ_º√‚º¶V ºÔV√V_‚ (III) ƒ_º√‚ ºÔV√V_‚ (III) Aº´VÁ\| (Ek©A ª>V \Vu§BD) (Ek©A \Vu§BD) ÔÁ´ƒo_ ƒ_º√‚ ∂BM ÿÔV|¬zD ÔÁ´ƒo_ Aº´VÁ\| ∂BM ÿÔV|¬zD
my;yJmy;yJmy;yJmy;yJ ghlg;ghlg;ghlg;ghlg;gFjpapy; cs;s NtW VNjDk; xUgFjpapy; cs;s NtW VNjDk; xUgFjpapy; cs;s NtW VNjDk; xUgFjpapy; cs;s NtW VNjDk; xU v.fhv.fhv.fhv.fh
gphpTgphpTgphpTgphpT – MMMM
56 ÔÔÔÔ‚‚‚‚ΩΩΩΩ____ÈÈÈÈVVVV gggguuuu≈≈≈≈____ EEEE≈≈≈≈©©©©∏∏∏∏BBBB____AAAAÔÔÔÔ^ BBBBVVVVÁÁÁÁkkkk???? 1. Ô‚Ω_ÈV gu≈_ G = H – TS gzD. G g™m WÁÈflƒVÏA. H - ∂Á\©∏[ ®[>V_∏ S - ∂Á\©∏[ ®[‚º´V∏ T - ÿk©√WÁÈ H, S - WÁÈflƒVÏAÔ^ 2. G ä ÿ√VÚıÁ\ ƒVÏ √ı√VzD.
∆G äÿ√VÚıÁ\ƒV´V© √ı√VzD. ∂Á\©√V™m JΩB ∂Á\©√VÔ ÷Ú¬Ô ºkı|D. 3. G-g™m ∂Á\©∏[ ŒuÁ≈ \]©AÁ¶B ÿk©√ ÷B¬ÔsB_ √ı√VzD.
4. ÿƒB_xÁ≈l[ >[Á\ÁB ∂§B ∆G-[ J[Æ kÁÔÔ^ ∆G ®]Ïz§ ÿƒB_xÁ≈ >[MflÁƒBV™m,
WÔw¬ ÌΩBm. ∆G ØΘBD ÿƒB_xÁ≈ ƒ\WÁÈ•Á¶Bm.
∆G ºÂÏz§ ÿƒB_xÁ≈ >[MflÁƒBu≈m, WÔwV>>VzD.
5. ∆G = ∆H – T∆S ∆G = ∆E + P∆V – T∆S [∆H = ∆E + P∆V] ∆G = q – w + P∆V – T∆S [∆E = q – w] ∆G = q – w + P∆V – q [T∆S = q] ∆G = –w + P∆V ÿ\V›> ºkÁÈ –∆G = w – P∆V
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
9 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
57 PCl5 EEEEÁÁÁÁ>>>>••••DDDD ssssÁÁÁÁ™™™™¬¬¬¬zzzz Kc \\\\uuuuÆÆÆÆDDDD Kp \\\\VVVV§§§§ooooÔÔÔÔ””””¬¬¬¬zzzzÔÔÔÔVVVV™™™™
ƒƒƒƒ\\\\[[[[√√√√VVVV||||ÔÔÔÔÁÁÁÁ···· kkkkÚÚÚÚssss???? PCl5(g) PCl3(g) + Cl2(g)
PCl5 PCl3 Cl2
g´D√ º\V_Ôπ[ ®ıˬÁÔ a 0 0
sÁ™√‚¶ º\V_Ôπ[ ®ıˬÁÔ x − −
ƒ\WÁÈl_ º\V_Ôπ[ ®ıˬÁÔ a – x x x
ƒ\WÁÈl_ º\VÈVÏ ÿƒ§° a-x
V
x
V
x
V
K c = [ ][ ][ ]
3 2
5
PCl Cl
PCl= ( ) ( )
2
2
x/V×x/V x V= ×
a-x / V V a-x =
( )2x
a-x V sÁ™√| ÿ√VÚ‚Ôπ[ ŒÚ √z] ∏[™D EÁ>kÁ¶kº> ∏ˆÁÔ T>D (x) ®™©√|˛≈m.
x = EÁ>kÁ¶Õ> º\V_Ôπ[ ®ıˬÁÔ
ÿ>V¶¬Ô›]_ c^· º\V_Ôπ[ ®ıˬÁÔ ÿ>V¶¬Ô›]_ 1 º\V_ PCl5 ÷Ú©√>VÔ ®|›m¬ÿÔVı¶V_
Kc = ( ) ( )
2 2x x P =
1-x V 1-x RT \uÆD g˛BÁk √z] ∂ø›>∫Ô^ ®M_, ∂ku§[ kVlÈVÔ,
Kp = 3 2
5
PCl Cl
PCl
p .patm
p \uÆD Kp = ( )
2
2
x Patm
1-x
5
58 xxxx>>>>____ kkkkÁÁÁÁÔÔÔÔ ssssÁÁÁÁ™™™™llll[[[[ EEEE≈≈≈≈©©©©∏∏∏∏BBBB____AAAAÔÔÔÔÁÁÁÁ···· sssskkkkˆ.... ((((ÿÿÿÿƒƒƒƒ©©©©.... 00006666)))) (i) sÁ™√| ÿ√VÚ^Ôπ[ ÿƒ§Ák ‘n’ \¶∫z ∂]Ôˆ¬zD º√Vm, sÁ™ºkÔD ‘n’ \¶∫z ∂]Ôˆ¬zD. (ii) sÁ™√| ÿ√VÚ^Ôπ[ ÿƒ§Ák ÷Ú \¶∫z ∂]Ôˆ¬zD º√Vm sÁ™ºkÔxD ÷Ú \¶∫z ∂]Ôˆ¬zD.
(iii) x>_ kÁÔ sÁ™l[ sÁ™ºkÔ \V§ol[ ∂Èz s™VΩ–1
. (iv) sÁ™l[ z§©∏‚¶ ∏[™ ∂·° WÁ≈° ÿ√Æk>uz º>Ák©√|D ºÂ´\V™m sÁ™√| ÿ√VÚ^Ôπ[ ÿ>V¶¬Ô
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
10 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
ÿƒ§Ák ÿ√VÚ›m ∂Á\BVm.
1u
1
2.303 at = log
ak au
− ( )1
u1
2.303 ut = log
k u–1 k1 = tpidNtf khwpyp>tpidNtf khwpyp>tpidNtf khwpyp>tpidNtf khwpyp> t1/u MdJ njhlf;fr; nrwpTMdJ njhlf;fr; nrwpTMdJ njhlf;fr; nrwpTMdJ njhlf;fr; nrwpT a-ia nghUj;Jia nghUj;Jia nghUj;Jia nghUj;J miktjpy;iy.miktjpy;iy.miktjpy;iy.miktjpy;iy.
59 25°°°°C----y;y;y;y; Zn-Ag kpd;fyj;jpd; If;kpd;fyj;jpd; If;kpd;fyj;jpd; If;kpd;fyj;jpd; If; e.m.f fz;Lgpb.fz;Lgpb.fz;Lgpb.fz;Lgpb.
[Zn2+] = 0.001 M [Ag+] = 0.1 M ( )o oE 25 C - = 1.56Vkp.fkp.fkp.fkp.f y;y;y;y;
yÏ°:yÏ°:yÏ°:yÏ°: Zn + 2Ag+ Zn2+ + 2Ag
° ° °R LE = E - Et.Ô
( )0.80 0.76= − − 0.80 0.76= +
°E =1.56Vt.Ô ÿÂÏ[¸‚ ƒ\[√V|
2+
°2+
Zn0.0591E = E log
n Ag
−
t.Ô t.Ô
n = 2; [Zn2+] = 0.001M; [Ag+] = 0.1M;
°E =1.56Vt.Ô ®™ ∏´]l¶
( )( )2
0.0010.0591E =1.56 log
2 0.1−t.Ô
3
2
0.0591 1×10=1.56 log
2 1×10
−
−−
( )-3 210 ×10
10= 1.56 0.02955× log −
( )11010=1.56 0.02955×log
−
−
( )1.56 0.02955 1= − ×−
( )1.56 0.02955= − − 1.56 0.02955= +
E =1.58955Vt.Ô
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
11 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
gphpTgphpTgphpTgphpT ---- ,,,,
60 ilvj;jpy; <jH gpd;tUk; fuzpfSld; vt;thW tpidGhpfpilvj;jpy; <jH gpd;tUk; fuzpfSld; vt;thW tpidGhpfpilvj;jpy; <jH gpd;tUk; fuzpfSld; vt;thW tpidGhpfpilvj;jpy; <jH gpd;tUk; fuzpfSld; vt;thW tpidGhpfpwJ?wJ?wJ?wJ? (m)(m)(m)(m) O2 / ePz;l njhlHGePz;l njhlHGePz;l njhlHGePz;l njhlHG (M)(M)(M)(M) HI (mjpf msT)(mjpf msT)(mjpf msT)(mjpf msT) (,)(,)(,)(,) PCl5
(m)(m)(m)(m) O2 cccc¶¶¶¶[[[[ :::: ~>ÏÔ^ ÔVu§_ c^· g¬E¤–¶[ sÁ™√‚| ÿkΩ¬zD >[Á\ c^· ÿ√´V¬Áƒ| cı¶V˛≈m. ®™ºk ~>ÏÔÁ· cÈÚD kÁ´ gsBV¬Ô ̶Vm. C2H5 – O – C2H5 [O]→ (C2H5)2 O2 Á¶®›]_ ÿ√´V¬Áƒ| ((((MMMM)))) ∂∂∂∂]]]]ÔÔÔÔ ∂∂∂∂····°°°° HI:::: Á¶®›]_ ~>Ï ∂]Ô ∂·° HI c¶[ ÿk©√©√|›> ®›]_ ∂ºBVÁ¶| >Ú˛≈m. C2H5 – O – C2H5
2HI→ 2C2H5I + H2O ®›]_ ∂ºBVÁ¶| ((((,,,,)))) PCl5: Á¶®›]_ ~>Ï PCl5 c¶[ sÁ™√‚| ®›]_ zº·VÁ´Á¶ >Ú˛≈m.
Cl
C2H5OC2H5
+PCl3 Cl
→ 2C2H5Cl + POCl3
®›]_ zº·VÁ´|
2+1½ +1½
61 mrpl;lhy;bi`L <Lgl;Ls;s FWfmrpl;lhy;bi`L <Lgl;Ls;s FWfmrpl;lhy;bi`L <Lgl;Ls;s FWfmrpl;lhy;bi`L <Lgl;Ls;s FWf;F My;lhy; FWf;f tpidapd; tpid;F My;lhy; FWf;f tpidapd; tpid;F My;lhy; FWf;f tpidapd; tpid;F My;lhy; FWf;f tpidapd; tpid topKiwia tpthp.topKiwia tpthp.topKiwia tpthp.topKiwia tpthp.
√√√√ΩΩΩΩ :::: 1111 ∂E‚¶V_ΩÁ«Ω[ αäÁ«‚´¤[ ¿¬Ô©√‚| ÔVÏ√[ ®]´BM cÚkV˛≈m.
H CH2 CHOOH
CH2CHO + H2O( )
√√√√ΩΩΩΩ :::: 2222 ÷¬ÔVÏ√[ ®]´BM \uÿ≈VÚ ∂BM•≈V ∂E‚º¶VM[
ÔVÏ√Á™_ ÔVÏ√Á™› >V¬z˛≈m.
CH3 + CH2CHOC
O
CH3
CH3 C
O
CH3
CH2CHO( )
( )
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
12 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
√√√√ΩΩΩΩ :::: 3333 cÚkV™ g_ÔV¬Áƒ| ∂BM ¿ˆ™V_ Aº´V‚º¶Vº™u≈D ÿ√Æ˛≈m.
CH3 C
O
CH3
H OHCH3 C
OH
CH3
CH2CHO
g_¶V_
CH2CHO
( )
62 gpgpgpgpd;tUk; NrHkq;fs; ngd;rhapf; mkpyj;jpypUe;J vt;thW ngwg;gLfpwJ.d;tUk; NrHkq;fs; ngd;rhapf; mkpyj;jpypUe;J vt;thW ngwg;gLfpwJ.d;tUk; NrHkq;fs; ngd;rhapf; mkpyj;jpypUe;J vt;thW ngwg;gLfpwJ.d;tUk; NrHkq;fs; ngd;rhapf; mkpyj;jpypUe;J vt;thW ngwg;gLfpwJ. (m) vj;jpy; ngd;NrhNal;(m) vj;jpy; ngd;NrhNal;(m) vj;jpy; ngd;NrhNal;(m) vj;jpy; ngd;NrhNal; (M) ngd;iry; My;f`hy;(M) ngd;iry; My;f`hy;(M) ngd;iry; My;f`hy;(M) ngd;iry; My;f`hy; (,) ngd;rPd;(,) ngd;rPd;(,) ngd;rPd;(,) ngd;rPd; (m) vj;jpy; ngd;NrhNal;(m) vj;jpy; ngd;NrhNal;(m) vj;jpy; ngd;NrhNal;(m) vj;jpy; ngd;NrhNal;
C6H5COOH + C2H5OH H+
→ C6H5COOC2H5 + H2O vj;jpy; ngd;NrhNal; (M) ngd;iry; My(M) ngd;iry; My(M) ngd;iry; My(M) ngd;iry; My;f`hy;;f`hy;;f`hy;;f`hy; C6H5COOH 4LiAlH→ C6H5CHO 4LiAlH→ C6H5CH2OH (,) ngd;rPd;(,) ngd;rPd;(,) ngd;rPd;(,) ngd;rPd; C6H5COOH NaOH CaO+
∆→ C6H6 +CO2
2+2+1
63 Ez;ZapH vjphpfisg; gw;wpa vOJf. jir ,Wf;f typ epthuzpfspd; gad;Ez;ZapH vjphpfisg; gw;wpa vOJf. jir ,Wf;f typ epthuzpfspd; gad;Ez;ZapH vjphpfisg; gw;wpa vOJf. jir ,Wf;f typ epthuzpfspd; gad;Ez;ZapH vjphpfisg; gw;wpa vOJf. jir ,Wf;f typ epthuzpfspd; gad; ahJ?ahJ?ahJ?ahJ? ghf;bhpah> G+Q;ir Nghd;w Ez;Zaph;fs; rpy Ntjpg;nghUl;fis ntspg;gLj;Jfpd;wd. ,t;NtjpnghUl;fs; kw;w Ez;Zaph;fs; tsh;r;rpiaAk; tsh;rpij khw;wj;ijAk; jLf;Fk; jd;ikngw;wit. ngdprpypak; nehNllk; vd;w G+Q;irapypUe;J ngd;rpypd; gphpj;njLf;fg;gLfpwJ. gad;:gad;:gad;:gad;: Kf;fpakhf Rth;gFjpia RWq;fr; nra;aTk;> Rthr cWg;Gfspd; Neha;fs;> epNkhdpah Ruk; Mfpatw;wpw;F gad;gLfpwJ. ,it ,aw;ifapypUe;J ngwg;gLk; ngy;yNlhdh My;fyha;Lfs;. ,k;kUe;J nghUl;fs; tapW> Fly;fs; rpWePufk; Mfpatw;wpy; Vw;gLk; Neha;fSf;Fg; gad;gLfpd;wd. (v.fh): mdpNrhbNuhgpd;> ml;Nuhgpd;
2½+2½
gFjpgFjpgFjpgFjp ---- IV
64 (m)
®®®®ÈÈÈȬ¬¬¬‚‚‚‚´VVVV[[[[ ÔÔÔÔkkkkÏÏÏÏ]]]]≈≈≈≈[[[[ ÔÔÔÔ6666¬¬¬¬˛||||DDDD √√√√VVVVoooo∫∫∫∫∂∂∂∂····TTTT‚‚‚‚ÁÁÁÁ¶¶¶¶ ssss····¬¬¬¬zzzzÔÔÔÔ???? ÷Õ> ∂·T¶V™m ∏Á6©∏[ gu≈K¬zD, ∏Á6©∏_ c^·
∂b¬Ôπ[ ®È¬‚´V[ ÔkÏ]≈–¬zD c^· ÿ>V¶ÏÁ√ ∂Ω©√Á¶BVÔ ÿÔVı¶m. JȬÌÆ A – B_ c^· ∏Á6©Á√ ®|›m¬ ÿÔVı¶V_,
A B A A B BE E E− − −> ×
EA–B = A – B ∏Á6©A ∏·° gu≈_
EA–A = A – A ∏Á6©A ∏·° gu≈_
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
13 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
EB–B = B – B ∏Á6©A ∏·° gu≈_
∆ = A B A A B BE E E− − −− ×
= (XB – XA)2 ˛ºÈV ÔºÈVˆ (∂_Èm)
0.208 ∆ = XB – XA ®È¬‚´V[ ºkV_‚
XA = 'A'ä[ ®È¬‚´V[ ÔkÏ]≈[
XB = 'B'ä[ ®È¬‚´V[ ÔkÏ]≈[
√Vo∫ Á«‚´¤M[ ®È¬‚´V[ ÔkÏ]≈Á™ 2.1 ®™¬ ÿÔVı| \u≈ >M\∫Ôπ[ ®È¬‚´V[ ÔkÏ]≈Á™ ÷flƒ\[√V| JÈD Ô6¬˛‚¶VÏ. zÁ≈√V|zÁ≈√V|zÁ≈√V|zÁ≈√V| √È ]ı\ >M\∫Ôπ[ ∏Á6©A gu≈_Ô^ m_oB\VÔ ÿ>ˆBV>>V_ ÷Õ> ∂·T‚Á¶ ∂Á™›]uzD √B[√|›> ÷BÈVm.
64 (M)
/GNshiuLfspypUe;J /GNshhpd; vt;thW gphpj;njL/GNshiuLfspypUe;J /GNshhpd; vt;thW gphpj;njL/GNshiuLfspypUe;J /GNshhpd; vt;thW gphpj;njL/GNshiuLfspypUe;J /GNshhpd; vt;thW gphpj;njLf;fg;gLfpwJ?f;fg;gLfpwJ?f;fg;gLfpwJ?f;fg;gLfpwJ?
(1) ºƒVΩBD ∂_Èm ÿ√V‚¶VEBD Á«‚´¤[ A”Á´Á¶ t[™Vu√z›m ©”ˆ[ >BVˆ¬Ô©√|˛≈m. (2) V-kΩk›>V_ g™ ÔV©√Ï zwVF, ˛´VÁ√‚ t[>ı|Ô”¬˛Á¶ºB t[™Vu√z›>_
ÿƒFB©√|˛≈m. (3) zwVl[ xÁ™Ô^ ÔV©√Ï JΩBV_
J¶©√‚|^·m. ˛´VÁ√‚ t[>ı|Ô^ º√¬ÔÁÈ‚ Eÿ\ıΩ™V_ ÿ√VÚ›>©√‚|^·m.
KHF2 → KF + HF
HF → H+ + F–
®]Ït[kVF : 2H+ + 2e– → H2
ºÂÏt[kVF : 2F– – 2e– → F2 #FÁ\BV¬Ô_:#FÁ\BV¬Ô_:#FÁ\BV¬Ô_:#FÁ\BV¬Ô_: ºÂÏt[kVl_ ÿkπºBÆD ©”ˆ[ kV• U kΩk zwVl_ c^· ºƒVΩBD ©”Á´Ω_ ÿƒK›>©√‚| HF kV• ¿¬Ô©√|˛≈m.
NaF + HF → NaHF2
1+2+2
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
14 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
65 (m)
(m)(m)(m)(m) [Co(NH3)4Cl2] NO2 vd;wvd;wvd;wvd;w mizT NrHkj;jpd;mizT NrHkj;jpd;mizT NrHkj;jpd;mizT NrHkj;jpd; (i) IUPAC ngaHngaHngaHngaH (ii) ika cNyhf madpika cNyhf madpika cNyhf madpika cNyhf madp (ii) <dp<dp<dp<dp (iv) mizT Nfhsj;jpd; kpd;RikmizT Nfhsj;jpd; kpd;RikmizT Nfhsj;jpd; kpd;RikmizT Nfhsj;jpd; kpd;Rik (v) mizT vz;mizT vz;mizT vz;mizT vz; Mfpatw;iw Fwpg;gpLf.Mfpatw;iw Fwpg;gpLf.Mfpatw;iw Fwpg;gpLf.Mfpatw;iw Fwpg;gpLf. (i) nll;uh mk;ikd; ilFNshNuh Nfhghy;l; III iel;iul; (ii) CO+3
(iii) mk;ikd;> FNshNuh (my;yJ) NH3, Cl−
(iv) NeHkpd; Rik (m) [Co(NH3)4Cl2]+
(v) 6
1+1+1 +1+1
65 (M)
ÔÔÔÔ]]]]ˆBBBB¬¬¬¬ÔÔÔÔ ÔÔÔÔVVVVÏÏÏÏ√√√√[[[[ ÔÔÔÔVVVVÈÈÈÈ WWWWÏÏÏÏ6666BBBBxxxxÁÁÁÁ≈≈≈≈ √√√√uuuu§§§§ zzzz§§§§©©©©AAAA ®®®®øøøømmmmÔÔÔÔ???? s_ÈVÏ| \uÆD o©∏ g˛ºBVÏ >Vk´ \uÆD tÚÔ∫Ôπ_ AÁ> √Ω\∫Ôπ[ ÔVÈ›Á> ∂©ÿ√VÚ^Ôπ_ ®fiE•^· Ô]ˆB¬Ô
ÔVÏ√M[ 6C14
∂·soÚÕm Ô6¬˛|D xÁ≈ÁB cÚkV¬˛™VÏ.
cBÏkπ \ı¶È›]_ ÔV¸t¬ Ô]ÏTflEK^· WR‚´V[Ô^
Á‚´¤–¶[ sÁ™Aˆk>V_ 6C14
Ô]ˆB¬Ô ÔVÏ√[ cÚkV˛≈m.
7N
14 + 0
n1 → 6
C14
+ 1H
1
Á‚´¤[ WR‚´V[ Ô]ˆB¬Ô ÔVÏ√[ Aº´V‚¶V[
÷ÀkVÆ cÚkVzD C14
sÁ´s_ g¬E¤[ ∞u≈D
∂Á¶Õm C14
ÿÔVı¶ 14
CO2 kV• cÚkV˛≈m.
÷ÀkV• ŒπflºƒÏ¬ÁÔ WÔµkV_ >Vk´∫Ôπ_ OÁw˛≈m.
÷›>Vk´∫ÔÁ· cı√>V_ C14
tÚÔ∫Ô^ c¶o_ ºƒÚ˛≈m. ÷›>Vk´∫Ô”D tÚÔ∫Ô”D
÷≈Õ>∏[ C14
∞uA WÆ›>©√‚| C14
EÁ>° ÿ>V¶∫z˛≈m.
6C
14 →
7N
14 +
–1e
0
Ô]ˆB¬Ô ÔVÏ√M[ (C14
) ∂Á´kVµÔVÈD t½ = 5700 gı|Ô^.
AÁ>ÿ√VÚ^ √Ω\›]_ ®fiE•^· C14 ∂·Ák¬ Ôı¶§Õº>V ∂_Èm
ŒÚ ˛´VD ∂·°^· ∂©ÿ√VÚπoÚÕm ÿkπl¶©√|D βämÔ^ º√V[≈ Ô]ÏTfl∑Ôπ[ ®ıˬÁÔÁB Ô6¬˛‚º¶V ∂ÁkÔπ[ ÔVÈ›Á> ˇµ¬Ôı¶ ƒ\[√V| JÈD Ô6¬˛¶ÈVD.
12
2.303×tt =
0.693
14
14
Clog
C
A]B >Vk´›]K^· ∂·°
AÁ>©ÿ√VÚ^ √Ωk›]K^· ∂·°
√B[Ô^√B[Ô^√B[Ô^√B[Ô^ 1. Ô]ˆB¬Ô ÔVÏ√[ Ô6¬ˇ| xÁ≈ k´ÈVuÆ ∂Ôµ° g´VFflEl_
√B[√|˛≈m. 2. ÂVÔˆÔ∫Ôπ[ k·ÏflE, TµflE \uÆD clˆ™∫Ôπ[
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
15 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
√ˆ6V\ k·ÏflE g˛BkuÁ≈ ∂·Õ>§B°D √B[√|˛≈m.
66 (m)
madpg;gbfq;fspd; rpwg;gpay;Gfis vOJf?madpg;gbfq;fspd; rpwg;gpay;Gfis vOJf?madpg;gbfq;fspd; rpwg;gpay;Gfis vOJf?madpg;gbfq;fspd; rpwg;gpay;Gfis vOJf?
√ıAÔ^:√ıAÔ^:√ıAÔ^:√ıAÔ^: 1. ∂BM©√ΩÔ∫Ôπ[ gsBV>o[ ÿk©√D ∂]Ô\VzD. 2. ƒV>´6 ÿk©√WÁÈl_ ∂BM©√ΩÔ∫Ôπ[ gs ∂ø›>∫Ô^
tÔ°D zÁ≈kVzD. 3. ∂BM©√ΩÔ∫Ôπ[ ÿÔV]WÁÈ \uÆD cÚzWÁÈ tÔ°D
∂]ÔD. 4. ∂BM©√ΩÔ∫Ô^ tÔ°D ÔΩ™\VÔ°D, cÁ¶•D >[Á\•¶–D
c^·™. 5. ∂BM©√ΩÔ∫Ô^ ]ı\WÁÈl_ t[Ô¶›>V >[Á\•Á¶BÁk. 6. ¿ˆ_ ÔÁ´Õm^· º√Vm ∂BM©√ΩÔ∫Ô^ t[Ô¶›mD
>[Á\•Á¶BÁk. 7. ∂BM©√ΩÔ∫Ô^ ¿Ï \uÆD xÁ™°^· ÔÁ´©√V[Ôπ_
ÔÁ´•D >[Á\•Á¶BÁk. VNjDk; Ie;J kl;Lk;VNjDk; Ie;J kl;Lk;VNjDk; Ie;J kl;Lk;VNjDk; Ie;J kl;Lk;
5
66 (M)
xU $o;k Jfspd; kpd;Rikia vt;thW epHzapg;gha;?xU $o;k Jfspd; kpd;Rikia vt;thW epHzapg;gha;?xU $o;k Jfspd; kpd;Rikia vt;thW epHzapg;gha;?xU $o;k Jfspd; kpd;Rikia vt;thW epHzapg;gha;? ePHftH $o;kk; xd;wpy; nghUj;jg;gl;Ls;s ,uz;L gpshl;bdk; kpd;KidfSf;F ,ilNa kpd;Ndhl;lj;ij nrYj;Jk; NghJ gphpifj;Jfs;fs; gpd;Kidia Nehf;fp efUk; nray; kpd;Kid ftHr;rp (m) fhl;Nlh nghurp]; vdg;gLk;. $o;kj;Jfs; vjpHkpd; Rik ngw;wpUe;jhy; NeHkpd; Kid Nehf;fp efUk;. NeHkpd; Rik ngw;wpUe;jhy; vjpHkpd; Kid Nehf;fp efUk;. kpd;Kid ftHr;rpia ep&gpf;f As2S3 $o;kk; ‘U’ tbt Fohapy; epug;gg;gLfpwJ.
Ja ePhpy; cs;s ,U gpshl;bdk; KidfSf;F ,ila 100 Nthy;l; kpd;Ndhl;lj;ij nrYj;Jk; NghJ $o;kk; vjpHkpd;Kid gf;fk; Fiwe;Jk;> NeHkpd; Kid gf;fk; caHe;Jk; fhzg;gLk;.
As2S3 $o;kj;Jfs;fs; NeHkpd; Kid Nehf;fp caUtjhy; mit vjpH kpd;Rik cilaJ.
1+1+3
67
M];l; thy;bd; ePHj;jy; tpjpia tpsf;F.M];l; thy;bd; ePHj;jy; tpjpia tpsf;F.M];l; thy;bd; ePHj;jy; tpjpia tpsf;F.M];l; thy;bd; ePHj;jy; tpjpia tpsf;F. g¸‚kV_Ω[ ¿Ï›>_ s] koÁ\ zÁ≈Õ> t[√zπl[ ∏ˆÁÔ \V§oÁB ∏ˆÁÔT>D \uÆD ∂>[ ÿƒ§°¶[ ÿ>V¶ÏA√|›m˛≈m. koÁ\ zÁ≈Õ> t[√zπ CH3COOH-[ ∏ˆÁÔ ƒ\WÁÈ
3 3CH COOH CH COO H− ++
∏ˆÁÔ \V§o Ka = [ ]+ -
3
3
H CH COO
CH COOH
→(1)
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
16 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
α ®[√m ∂E‚Ω¬ ∂tÈ›][ ∏ˆÁÔ T>D ®™°D, ÔÁ´ƒo[ g´D√ ÿƒ§° C ®™°D ÿÔVı¶V_,
[H+] = Cα
[CH3COO−] = Cα
[CH3COOH] = (1 – α) C
÷D\]©AÔÁ· ƒ\[√V| (1)ä_ ÷¶
Ka = ( )αC .αC
1 α C−
Ka = ( )
2α C
1 α− → (2)
α-\]©A tÔ¬zÁ≈° ®M_, ÷>Á™ 1 c¶[ Œ©∏|D º√Vm A≈¬ÔˬÔÈVD. ®™ºk, Ka = α2C → (3)
∂>Vkm α2 = aK
C
α = aK
C
[H+] = Cα
[H+] = aKC
C×
[H+] = aK ×C ÷Á>©º√VȺk TˆB zÁ≈Õ> ÔV´›]uz
Kb = 2α C
1 α−
Kb =
2α C
1 - α
Kb = α2C (α tÔ¬zÁ≈° ®M_)
α = bK
C
67 (M)
fl;byh Mw;wYf;Ffl;byh Mw;wYf;Ffl;byh Mw;wYf;Ffl;byh Mw;wYf;Fk;k;k;k; EMF-ffff;Fk; cs;s njhlHig tpthp.;Fk; cs;s njhlHig tpthp.;Fk; cs;s njhlHig tpthp.;Fk; cs;s njhlHig tpthp. ŒÚ t[ÔÈD cı¶V¬zD t[ƒV´›Á>© √B[√|›] ºkÁÈ ÿƒFB ÷BKD. 1. ÿk©√ ÷B¬ÔsBo[ ∂Ω©√Á¶l_ t[ gu≈ÁÈ•D,
ÔÈ›]oÚÕm ÿ√≈©√|D cBÏÕ> √‚ƒ ºkÁÈ Wmax n•D
ÿ>V¶ÏA√|›] ÔV‚¶ xΩ•D.
Wmax = t[ÔÈ›][ t[ ∂ø›>D ×
ŒÚ º\V_ ∂¶Ïs_ cı¶VzD t[º™V‚¶›][ t[∑Á\
Wmax = –n F E → (1)
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
17 of 20
(iii)
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
n ⇒ sÁ™l_ ÷¶D ÿ√BÚD ®È¬‚´V[Ôπ[ ®ıˬÁÔ
F ⇒ √V´º¶ = 96495 ÌKD
E ⇒ t[ÔÈ›][ emf 2. ÿk©√ ÷B¬ÔsBo[ √Ω, ŒÚ ºk] sÁ™l_ ∂]Ô√‚ƒ
ºkÁÈl[ ∂·°, Ô‚ΩÈV gu≈o_ ∞u√|D \Vu≈›]uz ƒ\D.
Wmax = ∆G → (2) ƒ\[√V| (1) \uÆD (2) oÚÕm
∆G = – n F E E ºÂÏ\Á≈BVÔ ÷ÚÕ>V_ >V[ ∆G ®]Ï\Á≈BVÔ ÷Ú¬zD. sÁ™>[MflÁƒBVÔ WÔøD. ÔÈ›]™V_ ÿ√≈©√|D t[ƒ¬] (nFE) ÔÈsÁ™l[ Ô‚Ω_ÈV gu≈_ \Vu≈D (–∆G) ¬zfl ƒ\D.
68 (m)
,dd;rpNahkH,dd;rpNahkH,dd;rpNahkH,dd;rpNahkHfs; kw;Wk;fs; kw;Wk;fs; kw;Wk;fs; kw;Wk; lah];bhpNahkHlah];bhpNahkHlah];bhpNahkHlah];bhpNahkHfisfisfisfis – NtWgLj;Jf.NtWgLj;Jf.NtWgLj;Jf.NtWgLj;Jf.
,dd;rpNahkh;,dd;rpNahkh;,dd;rpNahkh;,dd;rpNahkh; lah];bhpNahkh;lah];bhpNahkh;lah];bhpNahkh;lah];bhpNahkh;
(i) xsp Row;rp khw;wpaq;fs; xj;j Row;rp msitAk; vjph;kiwahd FwpaPl;ilAk;; nfhz;lit
xspRow;rpapd; mstpNyNa khWgLfpwJ.
(ii) ,it Nkw;nghUe;jhj nghUs; Mb gpk;g njhlh;Gila Gwntsp mikg;G nfhz;lit
,it Mb gpk;gj; njhlh;Gilaitahf ,Uf;fhJ.
(iii) ,it xsp Row;Wk; jpirapy; kl;;Lk; khWgLk; kw;w vy;yh gz;GfspYk; xj;jjhapUf;Fk;.
,it vy;yh ,aw;gpay; gz;GfspYk; NtWgLk;.
(iv) d.l khw;wpaq;fis fyitapypUe;J jdpj;jdpNa gphpj;jy; mt;tsT vspjy;y
lah];bhpNahkh;fis vspjhf gphpj;jy; ,aYk;.
(v) d,l lhHlhhpf; mkpyk; d, kPNrh lhh;lhhpf; mkpyk; ....
5
68 (M)
ggggpd;tUk;pd;tUk;pd;tUk;pd;tUk; tpidfis tpthp?tpidfis tpthp?tpidfis tpthp?tpidfis tpthp? (i) HVZ tpidtpidtpidtpid (ii) khw;W v];l;uhf;Fjy; tpidkhw;W v];l;uhf;Fjy; tpidkhw;W v];l;uhf;Fjy; tpidkhw;W v];l;uhf;Fjy; tpid (iii) nkj;jpy; rhyprpNyl; cUthjy;nkj;jpy; rhyprpNyl; cUthjy;nkj;jpy; rhyprpNyl; cUthjy;nkj;jpy; rhyprpNyl; cUthjy;
(i) RCH2COOH 2 3Br PBr→ RCH2COBr → RCHBrCOBr 2H O→ RCHBrCOOH
(ii) CH3COOCH3 + C2H5OH H+
→ CH3COOC2H5 + CH3OH
CH3OH
H2SO4
OH
COOH
OH
COOCH3
+ H2O
2+1½ + 1½
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
18 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
69 (m)
Xhpiza> <hpiza kw;Wk; %tpiza mkPd;fis NtWgLj;Jf.Xhpiza> <hpiza kw;Wk; %tpiza mkPd;fis NtWgLj;Jf.Xhpiza> <hpiza kw;Wk; %tpiza mkPd;fis NtWgLj;Jf.Xhpiza> <hpiza kw;Wk; %tpiza mkPd;fis NtWgLj;Jf.
5
69 (M)
/g;uf;Nlhr/g;uf;Nlhr/g;uf;Nlhr/g;uf;Nlhrpd; mikg;G vt;thW jUtpf;fg;gLfpwJ vd;gij tpsf;Fpd; mikg;G vt;thW jUtpf;fg;gLfpwJ vd;gij tpsf;Fpd; mikg;G vt;thW jUtpf;fg;gLfpwJ vd;gij tpsf;Fpd; mikg;G vt;thW jUtpf;fg;gLfpwJ vd;gij tpsf;F....
(1) jdpk Ma;T> %yf;$W vilawpjy; Mfpatw;wpypUe;J gpuf;Nlh]; tha;g;ghL C6H12O6
(2) /gpuf;Nlh]; HI/P→xLf;fk;
n-n`f;Nrd;
MW fhHgd; mZf;fs; fpisapy;yh ePz;lnjhlhpy; cs;sJ.
(3) gpuf;Nlh]; + ePH → eLepiyf; fiury; -COOH njhFjp ,y;iy vdf;fhl;LfpwJ. (4) gpuf;Nlh]; + mrpl;bf; mkpy ePhpyp →gphpbd; ngd;lh mrpl;Nll; Ie;J
i`l;uhf;rp njhFjp cs;sij fhl;LfpwJ.
(5) gpuf;Nlh]; + HCN → raNdh i`l;hpd; My;bi`L (m) fPl;Nlhd; njhFjp cs;sij fhl;LfpwJ. (6) gpuf;Nlh]; Br2/ H2O dhy; Vw;wk; miltjpy;iy. vdNt My;bi`L
njhFjp ,y;iy vdf; fhl;LfpwJ.
(7) gpuf;Nlh]; + 4(O) 3HNO→ lhHlhhpf; mkpyk; + fpisf;fhypf; mkpyk;
8×½=4 +1
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
19 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
,t;tpidapy; Gjpa rPh;ikj;jd;ikaw;w ikak; C-2y; cUthtjhy; fPl;Nlh njhFjp cs;sJ cWjpahfpwJ.
(8) gpuf;Nlhy; + HCN → raNdh i`l;hpd; HI/Red P
→ePuhw;gFjpg;G
xLf;fk; 2-nkjpy;
n`f;rdhapf; mkpyk; ,t;tpidapy; fPl;Nlh njhFjp ,uz;lhk; fhHgd; mZtpy; cs;sJ cWjpahfpwJ.
mikg;G CH2OH
C = O
CHOH
CHOH
CHOH
CH2OH
70 (m)
C2H4 vd;w %yf;$W tha;g;ghL nfhz;lvd;w %yf;$W tha;g;ghL nfhz;lvd;w %yf;$W tha;g;ghL nfhz;lvd;w %yf;$W tha;g;ghL nfhz;l (A) vd;w NrHkk; fhuk; fye;jvd;w NrHkk; fhuk; fye;jvd;w NrHkk; fhuk; fye;jvd;w NrHkk; fhuk; fye;j nghl;lhrpak;nghl;lhrpak;nghl;lhrpak;nghl;lhrpak; ngHkhq;fNdl;Lld; tpidGhpe;JngHkhq;fNdl;Lld; tpidGhpe;JngHkhq;fNdl;Lld; tpidGhpe;JngHkhq;fNdl;Lld; tpidGhpe;J C2H6O2 vd;w %yf;$Wvd;w %yf;$Wvd;w %yf;$Wvd;w %yf;$W tha;g;ghL cilatha;g;ghL cilatha;g;ghL cilatha;g;ghL cila (B) vd;wvd;wvd;wvd;w NrHkj;ij jUfpwJNrHkj;ij jUfpwJNrHkj;ij jUfpwJNrHkj;ij jUfpwJ.... NrHkk;NrHkk;NrHkk;NrHkk; (B)-IIII ePuw;w [pq;f;ePuw;w [pq;f;ePuw;w [pq;f;ePuw;w [pq;f; FNshiuLld; NrHj;J> ntg;gg;gLj;jFNshiuLld; NrHj;J> ntg;gg;gLj;jFNshiuLld; NrHj;J> ntg;gg;gLj;jFNshiuLld; NrHj;J> ntg;gg;gLj;j C2H4O vd;wvd;wvd;wvd;w tha;g;ghL nfhz;l (tha;g;ghL nfhz;l (tha;g;ghL nfhz;l (tha;g;ghL nfhz;l (C) NrNrNrNrHkk;Hkk;Hkk;Hkk; cUthfpwJcUthfpwJcUthfpwJcUthfpwJ.... (A), (B) kw;wk;kw;wk;kw;wk;kw;wk; ((((C)-IIII fz;lwpe;J> tpidfis tpsf;F.fz;lwpe;J> tpidfis tpsf;F.fz;lwpe;J> tpidfis tpsf;F.fz;lwpe;J> tpidfis tpsf;F.
(i)
CH2
CH2
+ H2O + (O)
F註j
fhu§fyªj
KMnO4 CH2OH
CH2OH
(A) (B)
(ii)
CH3CHO
(C)
CH2OH
CH2OH
(B)
ePuw;w
ZnCl2
A, B, C kl;Lk; Fwpg;gpl;L ,Ue;jhy; (ngaH my;yJ tha;ghL)
2½+2½
(or) 3
70 (M)
12 Mk;12 Mk;12 Mk;12 Mk; njhnjhnjhnjhFFFFjp kw;Wjp kw;Wjp kw;Wjp kw;Wk; 4 Mk;k; 4 Mk;k; 4 Mk;k; 4 Mk; njhliu rhHe;j> ePyk; fye;j ntz;zpw jdpkk;njhliu rhHe;j> ePyk; fye;j ntz;zpw jdpkk;njhliu rhHe;j> ePyk; fye;j ntz;zpw jdpkk;njhliu rhHe;j> ePyk; fye;j ntz;zpw jdpkk; (A) mlmlmlmlH fe;jf mkpyj;Jld; tpidGhpe;JH fe;jf mkpyj;Jld; tpidGhpe;JH fe;jf mkpyj;Jld; tpidGhpe;JH fe;jf mkpyj;Jld; tpidGhpe;J SO2 thAitthAitthAitthAit ntspNaw;wpntspNaw;wpntspNaw;wpntspNaw;wp (B)-IIII vd;w mjd;vd;w mjd;vd;w mjd;vd;w mjd; cg;ig jUfpwJ.cg;ig jUfpwJ.cg;ig jUfpwJ.cg;ig jUfpwJ. (B) MdJMdJMdJMdJ Nrhbak;Nrhbak;Nrhbak;Nrhbak; ig fhHgNdl;Lld; tpidGhpe;J. Njhy; Nehiaig fhHgNdl;Lld; tpidGhpe;J. Njhy; Nehiaig fhHgNdl;Lld; tpidGhpe;J. Njhy; Nehiaig fhHgNdl;Lld; tpidGhpe;J. Njhy; Nehia Fzg;gLj;Jk; fspk;Gfspy; gad;glf; $ba NrHkk; (Fzg;gLj;Jk; fspk;Gfspy; gad;glf; $ba NrHkk; (Fzg;gLj;Jk; fspk;Gfspy; gad;glf; $ba NrHkk; (Fzg;gLj;Jk; fspk;Gfspy; gad;glf; $ba NrHkk; (C)-IIII jUfpwJ.jUfpwJ.jUfpwJ.jUfpwJ. (A), (B) kw;Wk;kw;Wk;kw;Wk;kw;Wk; ((((C)-I fz;lwpe;J> tpidfis tpsf;F.I fz;lwpe;J> tpidfis tpsf;F.I fz;lwpe;J> tpidfis tpsf;F.I fz;lwpe;J> tpidfis tpsf;F.
(i) ( ) ( )
2 4 4 2 2A B
Zn 2H SO ZnSO SO 2H O+ → + +
(ii) ( ) ( )
4 3 3 2 2B C
ZnSO 2NaHCO ZnCO H O CO+ → + +
A, B, C kl;Lk; Fwpg;gpl;bUe;jhy; (ngaH my;yJ tha;ghL)
2½+2½
(or) 1½
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net
To get more marks in chemistry, Refer GEM material. For copies contact 9080228421
20 of 20
tp.tp.tp.tp. vz;vz;vz;vz;
tpilfs;tpilfs;tpilfs;tpilfs; kjpg;kjpg;kjpg;kjpg; ngz;ngz;ngz;ngz;
70 (,)
C7H8 vd;wvd;wvd;wvd;w %yf;$W tha;ghL cila fhpkr; NrHkk;%yf;$W tha;ghL cila fhpkr; NrHkk;%yf;$W tha;ghL cila fhpkr; NrHkk;%yf;$W tha;ghL cila fhpkr; NrHkk; (A), V2O5 Kd;dKd;dKd;dKd;dpiyapy;piyapy;piyapy;piyapy; fhw;Wld; tpidGhpe;J.fhw;Wld; tpidGhpe;J.fhw;Wld; tpidGhpe;J.fhw;Wld; tpidGhpe;J. C7H6O vd;wvd;wvd;wvd;w %yf;$W tha;ghL cila NrHkk;%yf;$W tha;ghL cila NrHkk;%yf;$W tha;ghL cila NrHkk;%yf;$W tha;ghL cila NrHkk; (B)-IIII jUfpwJ. NrHkk;jUfpwJ. NrHkk;jUfpwJ. NrHkk;jUfpwJ. NrHkk; (B)-IIII ypj;jpak; mYkpdpak; i`l;iuL nfhz;L xLf;fk; nra;a>ypj;jpak; mYkpdpak; i`l;iuL nfhz;L xLf;fk; nra;a>ypj;jpak; mYkpdpak; i`l;iuL nfhz;L xLf;fk; nra;a>ypj;jpak; mYkpdpak; i`l;iuL nfhz;L xLf;fk; nra;a> C7H8O vd;w %yf;$W tha;ghL cila NrHkk; (vd;w %yf;$W tha;ghL cila NrHkk; (vd;w %yf;$W tha;ghL cila NrHkk; (vd;w %yf;$W tha;ghL cila NrHkk; (C)-IIII jUfpwJ.jUfpwJ.jUfpwJ.jUfpwJ. (A), (B) kw;Wk;kw;Wk;kw;Wk;kw;Wk; ((((C)-IIII fz;lwpe;J tpidfis tpsf;Ff.fz;lwpe;J tpidfis tpsf;Ff.fz;lwpe;J tpidfis tpsf;Ff.fz;lwpe;J tpidfis tpsf;Ff.
(i) ( )
( )
( )2 5
O6 5 3 6 5air /V O /773K
A B
C H CH C H CHO→
(ii) ( ) ( )
4LiAlH6 5 6 5 2
B C
C H CHO C H CH OH→
A, B, C kl;Lk; Fwpg;gpl;bUe;jhy; (ngaH my;yJ tha;ghL)
2½+2½
(or) 3
70 (<)
mstpyh ePHj;jy; kw;Wk;mstpyh ePHj;jy; kw;Wk;mstpyh ePHj;jy; kw;Wk;mstpyh ePHj;jy; kw;Wk; 0.1M nnnnrwptpy; mrwptpy; mrwptpy; mrwptpy; mrrrrpl;bpl;bpl;bpl;bffff; mkpyj;jpd; rkhd flj;Jk; jpwd;; mkpyj;jpd; rkhd flj;Jk; jpwd;; mkpyj;jpd; rkhd flj;Jk; jpwd;; mkpyj;jpd; rkhd flj;Jk; jpwd; KiwNa 390.7 kw;Wk; 5.2 Nkh.nrkPKiwNa 390.7 kw;Wk; 5.2 Nkh.nrkPKiwNa 390.7 kw;Wk; 5.2 Nkh.nrkPKiwNa 390.7 kw;Wk; 5.2 Nkh.nrkP2222 fp.rfp.rfp.rfp.rkhdk;khdk;khdk;khdk;----1111 MFk;. gphpif tPjk;>MFk;. gphpif tPjk;>MFk;. gphpif tPjk;>MFk;. gphpif tPjk;> H+ madpmadpmadpmadp nrwpT kw;Wk; mkpyj;jpd; gphpif khwpyp Mfpatw;iw fzf;fpLf.nrwpT kw;Wk; mkpyj;jpd; gphpif khwpyp Mfpatw;iw fzf;fpLf.nrwpT kw;Wk; mkpyj;jpd; gphpif khwpyp Mfpatw;iw fzf;fpLf.nrwpT kw;Wk; mkpyj;jpd; gphpif khwpyp Mfpatw;iw fzf;fpLf.
0.1 M br¿Éš má£o¡ mÄy¤â‹ rkhd
vil fl¤J âw‹ λC = 5.2 msÉyh Ú®¤jÈš má£o¡ mÄy¤â‹
rkhd vil fl¤Jâw‹ λα= 390.7
ãÇif åj« α = ?
H+ maÅ br¿î = ? mÄy¤â‹ ãÇif kh¿È = ?
ãÇif åj« α =C
αλλ
= 5.2 52
390.7 3907=
= 0.01333 × 100 = 1.33%
CH3COOH H+ + CH3COO–
C(1 – α) Cα Cα
[H+] = Cα = 0.1 × 0.01333
[H+] = 0.00133 M
mÄy¤â‹ ãÇif kh¿È Ka =2α C
1 α−
= 20.0133 0.1
1 0.0133
×−
= ( )22 11.33 10 10
0.9867
− −× ×
=5 517689
10 1.792 10 M9867
− −× = ×
5
www.Padasalai.Net www.TrbTnpsc.com
www.
Pada
salai
.Net