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Assertion : Natural rubber is vulcansied...

Assertion : Natural rubber is vulcansied through cross-linking
Reason : Vulcanisation of natural rubber is done with the help of molten sulphur

A

`3%`S

B

`7%S`

C

`1%S`

D

All of the above can be used

Text Solution

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The correct Answer is:
B
Rubber , vulcanised with 3-10% sulphur is more rigid and hence , used for manufacturing tyres . While the rubber , vulcanised with 1-3% sulphur is soft and stretchy , so used to make rubber band .
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