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Question: Answered & Verified by Expert
Assertion : Magnesium is extracted by the electrolysis of fused mixture of $\mathrm{MgCl}_2, \mathrm{NaCl}$ and $\mathrm{CaCl}_2$.
Reason : Calcium chloride acts as a reducing agent.
ChemistryElectrochemistryAIIMSAIIMS 2013
Options:
  • A If both assertion and reason are true and reason is the correct explanation of assertion.
  • B If both assertion and reason are true but reason is not the correct explanation of assertion.
  • C If assertion is true but reason is false.
  • D If both assertion and reason are false.
Solution:
1960 Upvotes Verified Answer
The correct answer is: If assertion is true but reason is false.
$\mathrm{NaCl}$ and $\mathrm{CaCl}_2$ are added to provide conductivity to the electrolyte and also to lower the fusion temperature of anhydrous $\mathrm{MgCl}_2$.

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