In which of the following pairs both are copolymers?
A. PHBV, bakelite
B. Polythene, terylene
C. Polyacrylonitrile, nylon-6,6
D. Polystyrene, melamine
Answer:A
In which of the following pairs both are copolymers?
A. PHBV, bakelite B. Polythene, terylene C. Polyacrylonitrile, nylon-6,6 D. Polystyrene, melamine