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General Knowledge · Q1094

Practice

Competitive Exams · General Knowledge · question 1094

Q1094

Silicone is a polymer of

A.
Tetraalkyl silane
B.
Silicon tetrachloride
C.
Dialkyl dichloro silane
Answer
D.
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.