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In vulcanisation, natural rubber is heated with

A. Carbon

B. Silicon

C. Sulphur

D. Phosphorous

Answer: Option C

Solution(By Examveda Team)

Vulcanization is a chemical process in which the rubber is heated with sulphur, accelerator and activator at 140–160°C. The process involves the formation of cross-links between long rubber molecules so as to achieve improved elasticity, resilience, tensile strength, viscosity, hardness and weather resistance.

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Comments ( 1 )

  1. NILESH KAKDE
    NILESH KAKDE :
    7 years ago

    vulcanisation is the process in which we are heated natural rubber with sulphur so it getted harder.

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