NEET Chemistry The s-Block Elements Questions Solved


Calcium can be obtained by the electrolysis of-

(A) CaCl2 and CaF2                     

(B) CaOH2

(C) CaCl2                                   

(D) CaF2

(A). Ca is obtained by the electrolysis of a fused mixture (m.p. 644°C) of CaCl2 (m.p. 774°C) containing about 16% CaF2 (m.p. 1378°C)

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