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Which one of the following processes is ...

Which one of the following processes is used for the manufacture of calcium?

A

Reduction of CaO with carbon

B

Reduction of CaO with hydrogen

C

Electrolysis of a mixture of anhydrous `CaCl_(2)andKCl`

D

Electrolysis of molten `Ca(OH)_(2)`

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The correct Answer is:
C
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