AQA A LEVEL CHEMISTRY YEAR 2 –
POLYMERS QUIZZES WITH COMPLETE
SOLUTIONS.
What,is,a,condensation,reaction,?,,,ANS,-
Monomers,join,together,and,eliminate,a,small,molecule,such,as,water,(or,hydrogen,chloride)
What,is,a,condensation,polymer?,,,ANS,-
A,polymer,formed,when,monomers,join,together,and,eliminate,a,small,molecule,such,as,water,(or,hydrog
en,chloride)
Why,do,branched,polymers,have,a,lower,boiling,point,that,straight,chain,polymers?,,,ANS,-
Less,surface,area
Fewer/weaker,van,der,Waals'
Give,two,types,of,condensation,polymers,,,ANS,-Polyamides
Polyesters
What,is,a,polyester,formed,from,?,(2,possibilities),,,ANS,-A,diol,and,dicarboxylic,acid,
A,diol,and,diacyl,chloride
What,is,PET,formed,from?,,,ANS,-ethane-1,2-diol
benzene-1,4-dicarboxylic,acid
What,time,of,condensation,polymer,is,PET,and,why?,,,ANS,-Polyester
Contains,many,COO,(ester),groups
Why,are,2,molecules,of,water,eliminated,for,the,formation,of,one,repeating,unit,?,,,ANS,-
Each,repeating,unit,has,2,ester/amide,groups
, How,many,molecules,of,water,are,eliminated,on,the,formation,of,1,amide,or,ester,group?,,,ANS,-1
What,are,the,products,of,the,condensation,reaction,between,a,diacyl,chloride,and,diol?,,,ANS,-Polyester,
2,x,HCl
What,is,PET,used,for?,,,ANS,-Plastic,bottles
What,2,molecules,react,to,form,nylon-6,6,?,,,ANS,-1,6-diaminohexane
hexane-1,6-dioic,acid
What,type,of,condensation,polymer,is,nylon-6,6,?,,,ANS,-Polyamide
Why,is,nylon-6,6,a,polyamide?,,,ANS,-Contains,many,amide,groups
What,is,a,polyamide,formed,from?,(2,possibilities),,,ANS,-Diamine,and,dioic,acid
Diamine,and,diacyl,chloride
From,which,molecules,is,Kevlar,formed?,,,ANS,-benzene-1,4-dicarboxylic,acid
benzene-1,6-diamine
How,do,the,intermolecular,forces,between,condensation,polymer,chains,compare,to,those,between,addi
tion,polymer,chains?,,,ANS,-Stronger
Why,are,the,intermolecular,forces,between,polyamides,greater,than,those,between,polyalkenes?,,,ANS,-
Hydrogen,bonds,between,the,O,of,C=O,and,the,H,of,N-H,in,polyamide,chains
Stronger,than,the,weak,van,der,Waals',between,polyalkene,chains
What,are,the,intermolecular,forces,between,polyester,chains?,,,ANS,-Permanent,dipole-
dipole,attractions,due,to,polar,C=O,bonds
POLYMERS QUIZZES WITH COMPLETE
SOLUTIONS.
What,is,a,condensation,reaction,?,,,ANS,-
Monomers,join,together,and,eliminate,a,small,molecule,such,as,water,(or,hydrogen,chloride)
What,is,a,condensation,polymer?,,,ANS,-
A,polymer,formed,when,monomers,join,together,and,eliminate,a,small,molecule,such,as,water,(or,hydrog
en,chloride)
Why,do,branched,polymers,have,a,lower,boiling,point,that,straight,chain,polymers?,,,ANS,-
Less,surface,area
Fewer/weaker,van,der,Waals'
Give,two,types,of,condensation,polymers,,,ANS,-Polyamides
Polyesters
What,is,a,polyester,formed,from,?,(2,possibilities),,,ANS,-A,diol,and,dicarboxylic,acid,
A,diol,and,diacyl,chloride
What,is,PET,formed,from?,,,ANS,-ethane-1,2-diol
benzene-1,4-dicarboxylic,acid
What,time,of,condensation,polymer,is,PET,and,why?,,,ANS,-Polyester
Contains,many,COO,(ester),groups
Why,are,2,molecules,of,water,eliminated,for,the,formation,of,one,repeating,unit,?,,,ANS,-
Each,repeating,unit,has,2,ester/amide,groups
, How,many,molecules,of,water,are,eliminated,on,the,formation,of,1,amide,or,ester,group?,,,ANS,-1
What,are,the,products,of,the,condensation,reaction,between,a,diacyl,chloride,and,diol?,,,ANS,-Polyester,
2,x,HCl
What,is,PET,used,for?,,,ANS,-Plastic,bottles
What,2,molecules,react,to,form,nylon-6,6,?,,,ANS,-1,6-diaminohexane
hexane-1,6-dioic,acid
What,type,of,condensation,polymer,is,nylon-6,6,?,,,ANS,-Polyamide
Why,is,nylon-6,6,a,polyamide?,,,ANS,-Contains,many,amide,groups
What,is,a,polyamide,formed,from?,(2,possibilities),,,ANS,-Diamine,and,dioic,acid
Diamine,and,diacyl,chloride
From,which,molecules,is,Kevlar,formed?,,,ANS,-benzene-1,4-dicarboxylic,acid
benzene-1,6-diamine
How,do,the,intermolecular,forces,between,condensation,polymer,chains,compare,to,those,between,addi
tion,polymer,chains?,,,ANS,-Stronger
Why,are,the,intermolecular,forces,between,polyamides,greater,than,those,between,polyalkenes?,,,ANS,-
Hydrogen,bonds,between,the,O,of,C=O,and,the,H,of,N-H,in,polyamide,chains
Stronger,than,the,weak,van,der,Waals',between,polyalkene,chains
What,are,the,intermolecular,forces,between,polyester,chains?,,,ANS,-Permanent,dipole-
dipole,attractions,due,to,polar,C=O,bonds
