Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Electronic Configuration and Physical Properties of Alkali Metals Calcium is obtained by the :
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Electronic Configuration and Physical Properties of Alkali Metals Single Correct MCQ
Published on: August 11, 2026

Calcium is obtained by the :

A
roasting of limestone
B
electrolysis of a solution of calcium chloride in H 2 O
C
reduction of calcium chloride with carbon
D
electrolysis of molten anhydrous calcium chloride.

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Text Solution

Verified by Experts
The correct answer is:
D

CaCl 2 (m) Ca 2+ (m) + 2Cl – (m)

At cathode : Ca 2+ (m) + 2e – — → Ca(s)

At anode : 2Cl – (m) — → Cl 2 (g) + 2e – .

CaCl 2 (m) Ca 2+ (m) + 2Cl – (m)

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