Sawaal
1
Q:

Which of the following elements is used for vulcanizing rubber?

A) Sulphur B) Chlorine
C) Bromine D) Phosphorus

Answer:   A) Sulphur



Explanation:

Vulcanization of rubber is a process of improvement of the rubber elasticity and strength by heating it in the presence of sulfur rubber much stronger, more flexible, and more resistant to heat and other environmental conditions.

Subject: Chemistry
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