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In the manufacture of metallic sodium by...

In the manufacture of metallic sodium by the fused salt electrolysis `(` Down's process ) a small amount of `CaCl_(2)` is added to `:`

A

improve the electrical conductance

B

decrease the melting point of NaCl

C

stabilise the metallic sodium

D

increase the temperature of electrolysis

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The correct Answer is:
A, B
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