JEE Main & Advanced Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank Alkali Metals

  • question_answer
    In the manufacture of metallic sodium by the fused salt electrolysis (Down's process) a small amount of calcium chloride is added to [MP PET 1993; MP PMT 1994]

    A) Improve the electrical conduction

    B) Increase the temperature of electrolysis

    C) Bring down the melt temperature

    D) Stabilize the metallic sodium

    Correct Answer: C

    Solution :

    \[CaC{{l}_{2}}\] bring down the melt temperature from 1075 K to 850 K

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