Question
Question: Which of the following is not an example of rubber ?...
Which of the following is not an example of rubber ?
A
Polychloroprene
B
Buna – N
C
Butadiene – styrene copolymer
D
Polyacrylonitrile
Answer
Polyacrylonitrile
Explanation
Solution
Except polyacrylonitrile all are synthetic rubbers.