Question:

We can remove the undesirable properties of natural rubber by heating natural rubber with

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Vulcanization means heating natural rubber with sulphur to improve its strength and elasticity.
  • Carbon
  • Sulphur
  • Phosphorus
  • Silicon
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The Correct Option is B

Solution and Explanation


Step 1:
Natural rubber is soft, sticky and less durable in its raw form.

Step 2:
To improve the properties of natural rubber, it is heated with sulphur.

Step 3:
This process is called vulcanization.

Step 4:
During vulcanization, sulphur forms cross-links between rubber chains.

Step 5:
These sulphur cross-links make rubber stronger, more elastic and more resistant to heat and wear. \[ \boxed{\text{Sulphur}} \]
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