Question:

The catalyst used during the condensation of phenol and formaldehyde to obtain the highest electrical properties is:

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Catalysts play a vital role in determining the final properties of phenolic resins during polymerization.
Updated On: Dec 28, 2024
  • Liquid ammonia
  • Caustic soda solution
  • Sulphuric acid
  • Hydrochloric acid
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The Correct Option is B

Solution and Explanation

Caustic soda acts as a catalyst in the condensation reaction between phenol and formaldehyde, enhancing the polymer’s electrical properties. It facilitates the formation of cross-linked structures crucial for electrical insulation.
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