7/24/2019 Quiz 1 Organic

http://slidepdf.com/reader/full/quiz-1-organic 1/4

 Name: Class:

Quiz 1/Sem 2/July 2015

1 Complete the following reaction scheme which starts with prop1ene in each empty !o"# write

the structural formula of the organic compoun$ that woul$ !e forme$%

&'(

&)otal:'(

2 *ut1ene# C+,C+2C+-C+2# an$ !ut2ene# C+,C+-C+C+,# are important compoun$s in the

 petrochemical in$ustry%

CH2=CHCH3

7/24/2019 Quiz 1 Organic

http://slidepdf.com/reader/full/quiz-1-organic 2/4

(a) Some reactions of !ut1ene are gi.en !elow%

n each empty !o"# $raw the structural formula of the organic compoun$ forme$%

&5(

3 a Compoun$ J has a molar mass of 5%0 gmol1  an$ contains 32%04 car!on# 10%41

hy$rogen an$ 2'%55 o"ygen !y mass%

i *y using the $ata pro.i$e$# calculate the molecular formula of  J%

7/24/2019 Quiz 1 Organic

http://slidepdf.com/reader/full/quiz-1-organic 3/4

ii J gi.es a sil.er mirror when warme$ with )ollen6s reagent% 7raw the structure

of J%

  &,(

! 8n o"i$ation with aci$ifie$ potassium $ichromate 9# 11%3 g of pure J ga.e 10%3 g

of purifie$ organic pro$uct%

i rite a !alance$ e;uation to represent the a!o.e reaction%

<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

ii Calculate the percentage yiel$ in the reaction%

  &2(

c )he polymer# =erspe" can !e ma$e !y a process which in.ol.es a structural isomer of 

J# K  in the following reactions

CH3CH3Reagent

CH3 CH2COHCK 

SteSte I

COOCN

Reagent

B

Step

III

7/24/2019 Quiz 1 Organic

http://slidepdf.com/reader/full/quiz-1-organic 4/4

i hat is reagent > use$ in Step ?

<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

ii Name the type of reaction in Step %

<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

iii @i.e reagent * an$ con$ition in Step %

Aeagent:<<<<<<<<<<<<<<<<<<<<<<<<<<

Con$ition:<<<<<<<<<<<<<<<<<<<<<<<<<

i. 7raw two repeating units of =erspe"%

  &5(

  &)otal : 10(

CH3

Perspex H2C C

COOCH3