Question 1
The repeat unit of a polymer is shown.
Which monomers react to make this polymer?
HOOC(CH2)2COOH and Cl(CH2)2Cl
ClOC(CH2)2COCl and HO(CH2)2OH
ClOC(CH2)2COCl and HOOC(CH2)2COOH
HOOC(CH2)2COOCH3 and ClOC(CH2)2COCl
|
Question 2
In many countries plastic waste is collected separately and sorted. Some of this is incinerated to provide heat for power stations.
Why is PVC, polyvinylchloride, removed from any waste that is to be incinerated?
it destroys the ozone layer
it does not burn easily
it is easily biodegradable
its combustion products are harmful
|
Question 3
Which two compounds can react together to form a condensation polymer?
C2H4 and C3H6
C2H5OH and CH3COOH
H2N(CH2)6NH2 and CH3COOH
HOOC(CH2)4COOH and HOCH2CH2OH
|
Question 4
Which compound can form a polymer without needing another reagent?
HOCH2CH2OH
HOOCCH2CH2COOH
HOCH2CH2COCl
ClCH2CH2COOH
|
Question 5
Which compound can polymerise by reaction with itself?
NH2CH2CH2NH2
CH3CH2CONH2
HOOCCH2COOH
NH2CH2COCl
|
Question 6
Which type of polymer is not hydrolysed by heating with concentrated aqueous sodium hydroxide?
poly(alkene)
poly(amide)
poly(ester)
protein
|
Question 7
Which forms a polymer with ClOC(CH2)8COCl?
NH2CH2CH2NH2
(CH3CO)2O
CH3CH2CONH2
NH2CH2COOH
|