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Vulcanised Rubber

Natural rubbe...

Question

Natural rubber is a ___.

A

trans isomer

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B

cis isomer

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C

racemic mixture

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D

equal amount of cis and trans

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Solution

The correct option is A cis isomer
Natural rubber (as shown in the figure) is formed by polymerization of monomer isoprene.
$C H_{2}$
$∣$
$H_{2} C = C - C H = C H_{2}$ (Isoprene)

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