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Which percentage of sulphur is used in t...

Which percentage of sulphur is used in the vulcanization of rubber?

A

5

B

0.03

C

0.3

D

0.55

Text Solution

Verified by Experts

The correct Answer is:
A
Vulcanization is a process in which natural rubber is treated with 4-5% sulphur and certain organic compound which accelerated the reaction between the rubber and sulphur. It introduced sulphur bridge between polymer chains thereby increasing its tensile strength, strength , elasticity and resistance to abrasion.
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