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NEET2018ChemistryGeneral Principles and Processes of Isolation of MetalsActual

Assertion : Zone refining is based on the solubility of impurities in the molten state than in the solid state of the metal. Reason : Pure metal oxide is obtained in zone refining.

Options

  1. AIf both assertion and reason are true and reason is the correct explanation of assertion.
  2. BIf both assertion and reason are true but reason is not the correct explanation of assertion.
  3. CIf assertion is true but reason is false.
  4. DIf both assertion and reason are false.

Correct answer

C. If assertion is true but reason is false.

Step-by-step solution

Zone refining produces pure metal.

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