Q1094
Silicone is a polymer of
A.
Tetraalkyl silane
B.
Silicon tetrachloride
C.
Dialkyl dichloro silane
AnswerD.
Silane
Answer: Option C
Solution
Answer: Option C
Solution:
In order to manufacture silicones, alkyl-substituted chlorosilanes are used as starting material. Since dimethylsilane contains —OH group at the end of the chain, polymerization and chain length increases. However, the hydrolysis of alkyl trichlorosilane gives very complex cross linked polymer.