The monomer of the polymer
is :-
1.
2.
3.
4.
Difficulty Level:
Which can absorb over 90% of its own mass of water and does not stick to wound ?
1. Rayon
2. Gun cotton
3. Thiokol
4. Saran
Difficulty Level:
Thermoplastics are:
1. linear polymers
2. soften or melt on heating
3. molten polymer can be moulded in desired shape
4. all of the above
Difficulty Level:
is a
1. copolymer
2. additional polymer
3. thermo-setting polymer
4. homopolymer
Difficulty Level:
Which of the following natural products is not a polymer ?
1. DNA
2. Cellulose
3. ATP
4. Urease
Difficulty Level:
Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile and is called:
1. PVC
2. polyacrylonitrile
3. cellulose
4. dynel
Difficulty Level:
Nylon-66 is a polyamide obtained by the reaction of
1.
2.
3.
4.
Difficulty Level:
Which one is protein fibre ?
1. Cotton
2. Rayon
3. Silk
4. Polyster
Difficulty Level:
Bakelite is prepared by the reaction between
1. urea and formaldehyde
2. ethylene glycol
3. phenol and formaldehyde
4. tetramethylene glycol
Difficulty Level:
Terylene is a condensation polymer of ethylene glycol and
1. benzoic acid
2. phthalic acid
3. salicylic acid
4. terephthalic acid
Difficulty Level: