Vulcanized rubber contains sulphur
A. 2%
B. 3-5%
C. 7-9%
D. 10-15%
Answer: Option B
Solution(By Examveda Team)
A vulcanized flexible tyre rubber contains about 3 –5% of sulphur whereas hard rubber (ebonite) contains about 32% of sulphur. The stiffness of vulcanized rubber depends on the amount of sulphur added.This Question Belongs to General Knowledge >> Chemistry
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