NEET levelSingle correct optionDifficulty 1 of 3pl216
Which one of the following is an addition (chain growth) polymer?
ANylon 6,6
BPolystyrene
CBakelite
DTerylene
Answer: B
Polystyrene forms by repeated addition of CHX2=CH−CX6HX5 with no loss of a small molecule. Nylon 6,6, terylene and bakelite are condensation polymers that eliminate small molecules (water).