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lJ7FG VG[ 8[SGM,MHL WMZ6 v !_ EZTEF. AU0F ( M.Sc., B.Ed.) DNNlGX lX1FS zL ALP ALP V[DP CF.:S}, lAN0F TFP DF\0JL lHP SrK 5|SZ6 (: WFT]

lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

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lJ7FG VG[ 8[SGM,MHL WMZ6 v !_. 5|SZ6 ( : WFT]. EZTEF. AU0F ( M.Sc., B.Ed.) DNNlGX lX1FS zL ALP ALP V[DP CF.:S}, lAN0F TFP DF\0JL lHP SrK. WFT]. VtIFZ ;]WLDF\ S], !!$ TtJM XMWFIF K[4 H[DFGF S[8,FS WFT] TtJM K[4 - PowerPoint PPT Presentation

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Page 1: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

lJ7FG VG[ 8[SGM,MHL

WMZ6 v !_

EZTEF. AU0F ( M.Sc., B.Ed.)

DNNlGX lX1FSzL ALP ALP V[DP CF.:S}, lAN0F

TFP DF\0JL lHP SrK

5|SZ6 (: WFT]

Page 2: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT] VtIFZ ;]WLDF\ S], !!$ TtJM XMWFIF K[4 H[DFGF

S[8,FS WFT] TtJM K[4 DG]QIG[ H]NFH]NF TtJM VG[ T[DGF ;\IMHGM

5'yJLGF 5[8F/ DF\YL D/[ K[4 T[GL p5,aWL D]HA T[G[ +6 EFUDF\ J[\RJFDF\

VFJ[ K[P

TtJMGF BHFGF TZLS[ 5'yJL

D'NFJZ6 H,FJZ6 JFTFJZ6Z[TL4 DF8L4

VG[ 5yYZMYL AG[,]\ K[P

V[<I]lDlGID4 SM5Z4 VFI"G4

S[<;LID4 VG[ ;M0LID

VMS;F.0 S[ ;<OF.0 :J~5[

CMI K[P

NlZIM4 GNL4 VG[ ;ZMJZGF

5F6L VG[ AZOYL AG[,]\ K[P

5M8[lXID4D[uG[lXID4 S[<;LID4 VG[ ;M0LID ;\

IMHG :J~5[ CMI K[P

H]NFH]NF JFI]VMG]\ AG[,]\ K[P

pDNF WFT]VM H[JL S[ ;MG]\4 RF\NL4 %,[8LGD D]ST :J~5[ CMI K[P

Page 3: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT]G]\ GFD

BGLHG]\ GFD

D]bI 38SG]\

ZF;FIl6S ;}+

EFZTDF\ 5|Fl

%T:YFG

SM5Z

SI]5|F.8SM5Z 5F.ZF.8SM5Z u,Fg;D[,[SF.8

Cu2O

CuFeS2

Cu2S

Cu(OH)2

CuCO3

lACFZ4 ZFH:YF

G

VFIG"

lCD[8F.8 D[uG[8F.8l;0[ZF.8VFIG" 5F.ZF.8

Fe2O3

Fe3O4

FeCO3

FeS2

lACFZ4 VMlZ:;F4 DwI5|

N[X4 TlD,GF0]4 UMJF

D]bI WFT] VG[ T[GL SFRL BGLH

Page 4: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

D]bI WFT] VG[ T[GL SFRL BGLH

WFT]G]\ GFD

BGLHG]\GFD

D]bI 38SG]\

ZF;FIl6S ;}+

EFZTDF\ 5|Fl%T:YF

G

V[<I]lDlGID

AMS;F.8 Al2O3. 2H2O

DwI5|N[X4

lACFZ4DCFZFQ8=4

U]HZFT

S[l<XID

,F.D :8MG0M,MDF.8

lH%;DslRZM

0Lf

CaCO3

CaCO3.MgCO3

CaSO4.2H2O

ZFH:YFG

l;<JZCMG" l;<JZ

l;<JZ u,Fg;

AgClAg2S

lACFZ

Page 5: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT] XF:+ VYJF WFT]SD"“lJlW WFT]XF:+G[ GLR[ D]HA 5F\R TAÞFDF\

JC[\RJFDF\ VFJ[ K[P1. SFRL WFT]DF\YL 5Fp0Z 2. SFRL WFT]G]\ ;\S[gN=LSZ6

vOL6 %,JG s ;<OF.0GL VX]lwWVM N}Z SZJF f

vR]\ASLI V,ULSZ6 s VFIG"GL VX]lwWVM N}Z SZJFf

v;[lg8=OI]U[XG s C,SF S6MG[ N}Z SZJFf3. E}\HG4 S[l<XG[XG VG[ l5U,G4. lZ0SXG5. WFT]G]\ lJX]âLSZ6 v lJn]TlJEFHG

v5|JFCLSZ6

Page 6: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

OL6v%,JG 5âlT

OL6v%,JG 5âlTGM p5IMU :F<OF.0 BGLHM JF/L SFRLWFT]VM H[JLS[ SM5Z lh\S VG[ ,[0GF ;\S[gã6 DF8[ YFI K[P

VF 5âlTDF\ SFRL WFT]GM AFZLS 5Fp0Z 5F6L VG[ 85["g8F.GGF lDz6G[ V[S DM8F 5F+DF\ EZJFDF\ VFJ[ K[P

SFRL WFT]DF\GF ;<OF.0GF S6M 85["g8F.GYL EL\HF. G[ RM\[8L HFI K[4 HIFZ[ DF8L VG[ Z[TLGF S6M 85["g8F.GYL EL\HFTF GYLP

Page 7: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

VF 5|JFCL lDz6G[ V[S G/L DFZOT[ NAF6YL CJF 5;FZ SZJFDF\ VFJ[ K[P VFYL :F<OF.0GF S6MGL VFH]AFH] OL6 pt5gG Y. lDz6GL ;5F8L 5Z VFJ[ K[P

DF8L4Z[TL JU[Z[ EFZ[ S6M 5F6YL EL\HF.G[ lDz6GF T/LI[ A[;L HFI K[P

;<OF.0 BGLHM JF/F OL6G[ ALHF5F+DF\ ,. 5F6L J0[ WMJFDF\ VFJ[ K[P

VF 5âlTYL SM5Z 5F.ZF.8; H[JL SFRL WFT]G\] ;\S[gã6 YFI K[ VG[ BGLHDF\YL DF8L Z[TL JU[Z[ N}Z YFI K[P

Page 8: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

R]\ASLI V,ULSZ6

SFRL WFT]DF\ VFIG"GL VX]lâ CMITM WFT]GF AFZLS 5FJ0ZG[ UM/ UlT SZTF 5ÎF 5Z 50JF N[JFDF\ VFJ[ K[P

VFS'lTDF\ NXF"jIF 5|DF6[ V[S K[0[ R]\AS CMJFYL SFRL WFT]DF\GF VFIG"GF S6M R]\AS J0[ VFSQFF".G[ GHLS 50[ K[P

• HIFZ[ AFSLGF S6M N}Z 50[ K[P

VFD VF 5âlT ãFZF VFIG"GL VX]lâVM N}Z SZJFDF\ VFJ[ K[P

VFD4 VFIG"GL BGLHG]\ ;\S[gã6 R]\ASLI 5âlT ãFZF YFI K[P

Page 9: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

E]\HG

VF 5âlT J0[ SFRL WFT]GF\ ;<OF.0 ;\IMHG G[ CJFGL CFHZLDF\ UZD SZJFYL ;<OZ N}Z SZL T[G[ VMS;F.0DF\ O[ZJ[ K[P

VF 5âlTDF\ AFQ5XL, ;<OZGL VX]lâVM N}Z YFI K[P

2ZnS(s) +3O2(g) 2ZnO(s) + 2SO2(g)

2HgS(s) +3O2(g) 2HgO(s) + 2SO2(g)

Page 10: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

S[l<;G[XG

H[ WFT]VM SFAM"G[8 :J~5DF\ CMI T[G[ CJFGL U[ZCFHZLDF\ ,FAM ;DI UZD SZJFYL T[DF\YL AFQ5XL, VX]lâ VM N}Z Y. VG]JTL" VMS;F>0 D/[ K[P MgCO3(s) MgO(s) + CO2(g)

ZnCO3(s) ZnO(s) + CO2(g)

Page 11: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

lJn]T lJEFHG 5âlTlh\S4 ,[04 V[<I]lDlGID4 SM5Z4 l:F<JZ VG[ UM<0

H[JL WFT]VMGF lJX]âLSZ6 DF8[ VF 5âlTGM p5IMU YFI K[P

VFS'lTDF\ NXF"jIF 5|DF6[ VX]â WFT]GM ;l/IM WG W|]JsV[GM0fVG[ X]â WFT]GM ;l/IM k6W|]JsS[YM0f TZLS[ ,[JFDF\ VFJ[ K[P

WFT]GF 1FFZGF H,LI ãFJ6GM p5IMU lJn]T lJEFHI TZLS[ SZJFDF\ VFJ[ K[P

lJn]TlJEFHIDF\ lJW]T 5|JFC 5;FZ SZTF V[GM0 lJn]T lJEFHIDF\ VMU/[ K[P V[GM0 VMU/JFYL V[8,F 5|DF6DF\ WFT] lJn]TlJEFHI DF\ pD[ZFI K[P

T[8,F 5|DF6DF\ WFT] lJn]T lJEFHIDF\YL S[YM0 5Z HDF YFI K[P

Page 12: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

S[YM0 5Z HDF YTL WFT]DF\ VX]lâ G CMJFYL T[ VlTX]â CMI K[P

V[GM0 VMU/JFYL lJn]T lJEFHIDF\ pD[ZFI[, VX]lâ 5{SL ãFjI VX]lâVM V[GM0GF Tl/I[ V[S9L YFI K[ T[G[ V[GMl0S 5\S SC[ K[P

SM5Z WFT]GF lJn]T lJEFHG GL 5âlTDF\ VX]â SM5ZGF[ ;/LIM V[GM0 TZLS[ VG[ X]â SM5ZGM ;/LIM S[YM0 TZLS[ UM9JJFDF\ VFJ[ K[PSM5Z ;<O[8G]\ ãFJ6 lJn]TlJEFHI TZLS[ ,[JFDF\ VFJ[ K[P T[DF\ YM0F 5|DF6DF\ D\N ;<OI]lZS V[l;0 pD[ZJFDF\ VFJ[ K[P

Page 13: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

lJn]TlJEFHIDF\ lJW]T 5|JFC 5;FZ SZJFYL V[GM0DF\YL H[8,F 5|DF6DF\ SM5Z4 SM5Z ;<O[8GF H,LI ãFJ6DF\ VMU/[ K[PT[8,F 5|DF6DF\ SM5Z SM5Z ;<O[8GF H,LI ãFJ6DF\YL S[YM0 5Z HDF YFI K[PVF ZLT[ HDF YT\] SM5Z ,UEU 100%

X]âTF WZFJ[ K[P V[GM0 o Cu(s) Cu+2

(aq) + 2e-

S[YM0 o Cu+2(aq) + 2e-

Cu(s)

S],5|lS|IF Cu(s) VX]â

Cu(s) X]â

Page 14: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

5|JFCLSZ6 5âlT

VF 5âlTDF\ l8G VG[ ,[0 H[JL ;C[,F.YL 5LU/TL WFT]VMGF E]SFG[ EõLGF -M/FJ 5Z WLD[ WLD[ 50JF N[JFDF\ VFJ[ K[P EõLGF -M/FJJF/M

EFU VUFpYL UZD SZJFDF\ VFJ[,M CMJFYL GLRF U,GlAN]\G[ SFZ6[ WFT] 5LU/LG[ 5|JFCL~5 Y. -F/ p5Z h05YL ;ZSLG[ GLR[GF 5F+DF\ E[UL YFI K[P

HIFZ[ T[DF\GL VX]lâVM VF TF5DFG[ 5LU/TL G CMJFYL -M/FJGF p5ZGF EFU 5Z H ZCL HFI K[P

Page 15: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

AMS;F>8 DF\YL X]â V[<I]lDGF D[/JJFGL A[IZ5âlT

AMS;F>8 DF\YL X]â V[<I]lDGF A[IZ5âlT äFZF D/[P

AMS;F>8G]\ lG:YF5G SZTF\ T[DGF O[Z; VMS;F>0G\] O[lZS VMS;F>0 DF\ lZ0SXG YFI P

lG:YFl5T AMS;F>8G[ X]â SZL 5FJ0Z AGFJJFDF\ VFJ[P

AMS;F>8DF\ ;F\ã SM:8LS ;M0FG]\ ãFJ6 pD[ZL 433 K TF5DFG[ VG[ 5 YL 6 JFTFJZ6 NAF6[ A\W5F+DF\ 6 YL 8 S,FS ;]WL UZD SZTF\ ãFjI ;Ml0ID V[<I]lDG[8 AG[PAl2O3(s) + 2NaOH(aq) 2NaAlO2(aq) + H2O(l)

Page 16: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

;Ml0ID V[<I]lDG[8 JW] 5F6L pD[ZL C,FJTF H/lJEFHG Y> ;O[N RLS6F\ V[<I]lDlGID CF>0=MS;F>0GF VJ1F[5 D/[ K[P

NaAlO2(aq) + 2H2O(l) Al(OH)3(s) + NaOH(aq)

V[<I]lDlGID CF>0=MS;F>0GF\

VJ1F[5G[ UF/L4 ;]SJLG[ 1473 K TF5DFG[ UZD SZTF\ X]â V[<I]lDGF D/[ K[P

2Al(OH)3(s) Al2O3(s) + 3H2O(g)

A[IZ 5âlT ãFZF X]â 99.5% V[<I]lDGF D/[ K[P

Page 17: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

V[<I]lDGF DF\YL X]wW V[<I]lDlGID D[/JJFGL CM, C[ZFp<8 5âlT

.P;P !((&DF\ CM, VG[ C[ZFp<8 GFDGF A[ J{7FlGSMV[ VF 5âlT XMWL CMJFYL T[G[ CM, C[ZFp<8 5âlT SC[ K[P

VF 5âlTDF\ V[<I]lDGFG]\ U,GlA\N] GLR]\ ,FJJF l5UF/[, S|FIM,F.8DF\sNa3AlF6f VMUF/JFDF\ VFJ[ K[P

VF lDz6 l5UF/[, V[<I]lDGF SZTF\ ;FZF lJn]TJFCS TZLS[ JT[" K[P

VF lDz6DF\ O[<;5FZ sCaF2f pD[ZL U,GlA\N] JW] GLR\] ,FJL XSFI K[P

Page 18: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

CM, C[ZFp<8 5âlTDF\ SFA"GGF :TZJF/F ,MB\0GF V[S 5F+DF\ 5LU/[, V[<I]DLGF VG[ S|FIM,F.8 GF l5UF/[,F ãFJ6G]\ lJn]T lJEFHG SZJFDF\ VFJ[ K[P

SMQFDF\ V[GM0 TZLS[[ SM5ZGF S,[d5 ;FY[ HM0[, SFA"GGF ;/LIF4 HIFZ[ S[YM0 TZLS[ SFA"G:TZ I]ST U|[OF.8 G[ ,[JFDF\ VFJ[ K[P

lJn]TlJEFHG YTF V[<I]lDlGID V,U 50[ VG[ SMQFGF Tl/I[ l5Ul,T ~5DF\ V[S+ YFI K[4 HIF\YL T[G[ ACFZ SF-L ,[JFDF\ VFJ[ K[P

V[<I]lDGF VG[ S|FIM,F>8 GL 5|lS|IFYL AGTF 5|JFCL WGFIG S[YM0 5Z 5LU/[, WFT] TZLS[ lZ0SXG 5FD[ K[P

HIFZ[ O-2G]\ V[GM0 p5Z SFA"GGL CFHZL DF\ CO2 TZLS[ VMlS;0[XG 5FD[ K[P 5lZ6FD[ SFA"GGF ;l/IFsV[GM0f BJF> HFI K[P T[YL JFZ\JFZ AN,JF 50[ K[P

C(s) + O2(g) CO2(g)

Page 19: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

VFI"G lGQSQF"6

VFI"G D]bItJ[ JFTEõL £FZF lCD[8F>8GF lZ0SXGYL D[/JJFDF\ VFJ[ K[P

JFTEõL p5ZGF K[0[YL ;F\S0L4 JrR[ GF EFUDF\ 5CM/L VG[ Tl/IFGF EFU YL ;F\S0L CMI K[P

JFTEõL V\NZGL lNJF,M VluGZMWS >\8MGL AG[,L CMI K[P

JFTEõLDF\ GLR[GF EFUDF\YL UZD CJF O}\SJFDF\ VFJ[ K[P

Page 20: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

lCD[8F.8DF\ ZC[,L DM8FEFUGL VX]lâ N}Z SIF" AFN ;F\ã SFRL WFT]G[ SMS VG[ R}GFGF 5yYZ ;FY[ VFS'lTDF\ NXF"jIF 5|DF6[ JFTEõLDF\ ZC[,F é\RF TF5DFGG[ SFZ6[ S[8,LS 5|lS|IFVM YFI K[ VG[ V\T[ 5LU/[,]\ ,MB\0 D/[ K[P

SMS4 VMlS;HG ;FY[ ;\IMHF> SFA"G 0FIMS;F.0 AGFJ[ K[P VF 5|lS|IF pQDF1F[5S CMJFYL EõLG]\ TF5DFG 1773 K YL 1973 K H[8,]\ YFI K[P

(i) C(s) + O2(g) CO2(g)

+ pQDF

Page 21: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

JFTEõLDF\ é\RF TF5DFGGF SFZ6[ R}GFGF 5yYZG]\ lJW8G Y. S[l<XID VMS;F.0 VG[ SFA"G 0FIMS;F.0 AG[P

(ii) CaCO3(s) CaO(s) + CO2(g)

UZD SFA"G 0FIMS;F.0 JFI] EõLDF\ p5Z HFI tIFZ[ SMS ;FY[ OZYL 5|lS|IF SZL SFA"G DMGMS;F.0 AGFJ[ K[P VF 5|lS|IF pQDFXMQFS CMJFYL EõLG]\ TF5DFG 1173 K H[8,]\ YFI K[P

(iii) CO2(g) + C(s) 2CO(g)

EõLG]\ TF5DFG 673K YL 973K CMI tIFZ[ SFA"G DMGMS;F.0 £FZF lCD[8F.8DF\ ZC[,F VFI"G VMS;F.0 G]\ 5|JFCL ,MB\0DF\ lZ0SXG YFI K[P 5LU/[,L WFT] EõLGF Tl/I[ V[S9L YFI K[P

(iv) 3Fe2O3(s) + CO(g) 2Fe3O4(s) + CO2(g)

Fe3O4(s) + CO(g) 3FeO(s) + CO2(g)

FeO(s) + CO(g) 2Fe(l) + CO2(g)

Page 22: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

5|lS|IF (ii) NZlDIFG S[l<XIDVMS;F.04lCD[8F.8DF\ VXlâ TZLS[ Z[TL(SiO2 ) ;FY[ 5|lS|IF SZL S[l<XID l;l,S[8 AGFJ[ K[ T[G[ :,[U SC[ K[P

CaO(s) + SiO2 CaSiO3(i)

VF :,[U 5LU/[,F ,MB\0 SZTF JHG DF\ C,SM CMJFYL T[ 5LU/[,F ,MB\0 TZTM ZC[ K[P T[YL 5LU/[,F ,MB\0G]\ VMlS;0[XG YT] V8SFJ[ K[P

5LU/[,F ,MB\0 VG[ :,[UG[ EõLGF Tl/I[ ZC[,F V,U V,U DFU" £FZF ACFZ SF-L ,[JFDF\ VFJ[ K[P

5LU/[,F ,MB\0G[ 3G :J~5DF\ O[ZJL ,MB\0GL 5F8 AGFJJFDF\ VFJ[ K[P

Page 23: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT]GL ;lS|ITF z[6L

NZ[S WFT]GL ;lS|ITF ;ZBL CMTL GYL4 S[8,LS JW] ;lSI TM S[8,LS VMKL ;lS|I CMI K[P

H[ WFT] ;C[,FI YL .,[S8=MG U]DFJL WG JLHEFZ WFZ6 SZ[ T[ JW] ;lS|I CMI K[P

VFYL S[8,LS WFT]VMG[ T[GL ;lS|ITF D]HA pTZTF S|DDF\ UM9JTF D/TL z[6LG[ WFT]GL ;lS|ITF z[6L SC[ K[P T[G[ GLR[ 5|DF6[ UM9JL XSFIP

K > Na > Ca > Mg > Al > Zn > Fe >Pb > (H) > Cu >Hg > Ag > Au

Page 24: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT]GF EÁlTS U]6WDM"

WFT]TtJMGL ;5F8L ;FDFgI ZLT[ R/SF8JF/L VG[ 5Ml,X SZL XSFI T[JL CMI K[P

WFT]TtJM ;FDFgI ZLT[ 3G :J~5[ VG[ EFZ[ CMI K[4 T[D KTF\ Na, K, Mg, Al JU[Z[ 5|DF6DF\ C,SL WFT] K[P 5FZM VG[ U[l,ID V5JFN TZLS[ 5|JFCL WFT]VM K[P

DM8F EFUGL WFT]VM S96 CMI K[4 H[ R%5] J0[ SF5L XSFTL GYL4 H[JL S[ Fe Cu, Al JU[Z[4 HIFZ[ Na, K, VG[ Pb H[JL S[8,LS WFT]VM R%5] J0[ SF5L XSFI T[JL GZD CMI K[P

Page 25: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT]VM pQDF VG[ lJn]TGL ;]JFCS K[P Ag, Cu, Al H[JL WFT]GL lJn]TJFCSTF 36L JWFZ[ CMI K[P ,[0 VG[ DZSI]ZL H[JL WFT]VM pQDFGL D\NJFCS K[P

36L WFT]VMG[ 5TZF AGFJL XSFI K[4 ;MGF VG[ RF\NLGF JZB B}A H 5FT/L 5ÎLGF CMI K[P WFT]VMG[ B[\RLG[ 5FT/F TFZ AGFJL XSFIP VFD4 WFT]VMG[ 8L5L XSFI K[P TYF B[\RL XSFI K[P

WFT]GF EÁlTS U]6WDM"

Page 26: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT]GF U,G VG[ pS,G lA\N] µ\RF\ CMI K[P NFPTPVFIG"G]\ U,GlA\N] 36]\ µ\R]\ s1812KfH[8,]\ K[P

WFT]VMG[ VOF/jFFYL Z6SFZ pt5gG YFI K[P

V[S WFT]DF\YL ALHL WFT] pD[ZLG[ H]NF H]NF U]6WDM"JF/L lDzWFT]VM AGFJL XSFI K[P H[DS[ l5T/4 HD"G l;<JZ4 ;MGFGF\ VFE}QF6M JU[Z[

WFT]GF EÁlTS U]6WDM"

Page 27: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

WFT]GF ZF;FIl6S U]6WDM" 0FIVMlS;HG ;FY[ 5|lS|IF o

0FIVMlS;HG ;FY[ 5|lS|IFYL WFT]GM VMS;F>0 AG[ K[P

Mg(s) + O2(g) 2MgO(s)

5F6L ;FY[ 5|lS|IF o5F6L ;FY[ 5|lS|IFYL WFT]GF VMS;F>0 S[ CF>0=MS;F>0 AGFJ[ VG[ CF>0=MHG JFI] pt5gG SZ[P

2K(s) + 2H2O(l) 2KOH(aq) + H2(g)

2Na(s) + 2H2O(l) 2NaOH(aq) + H2(g)

Mg(s) + 2H2O(l) Mg(OH)2(aq) + H2(g)

V[l;0 ;FY[ 5|lS|IF o V[l;0 ;FY[ 5|lS|IFYL 1FFZ VG[ CF>0=MHG JFI] pt5gG YFI K[P

Mg (s) + HCl(aq) 2MgCl2(aq) + H2(g)

2Al(s) + 6HCl(aq) 2AlCl3(aq) + 3H2(g)

Page 28: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

0FIS,MlZG ;FY[ 5|lS|IF o 0FIS,MlZG ;FY[ 5|lS|IFYL WFT]GM

S,MZF>0 AGFJ[ K[PNa(s) + Cl2(g) 2NaCl(s)

Mg(s) + Cl2(g) MgCl2(s)

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2K(s) + H2(g) 2KH(s)

Ca(s) + H2(g) CaH2(s)

Page 29: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

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Page 30: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

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Page 33: lJ7FG VG[ 8[SGM,MHL WMZ6 v !_

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