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Which one of the following statements i...

Which one of the following statements is not true ?

A

Natural rubber has the trans`-` configuraction at every double bond

B

Buna`-S` is a copolymer of butadiene and styrene

C

Natural rubber is a `1,4-`polymer of isoprene

D

In vulcanization, the formation of sulphur bridges between different chains make rubber harder and stronger

Text Solution

Verified by Experts

The correct Answer is:
A
Natural rubber is `cis-`configuration of `1,4-`polyisoprene or

but synthentic rubber obtained by free radical polymerization of isoprene has all trans `-` configuration.
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