Science, asked by jhaasha106, 2 months ago

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How caustic soda is prepared from common salt. (Equation only)​

Answers

Answered by gowthamshetty08
2

Answer:

It is generally prepared by electrolysis of sodium chloride in Castner-kellner cell. A brine solution is electrolyzed using mercury cathode and carbon anode. Sodium metal, discharged at the cathode, combine with mercury to form sodium amalgam. Cl gas is evolved at the cathode.

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