# NEET Chemistry The s-Block Elements Questions Solved

Calcium can be obtained by the electrolysis of-

(A) $CaC{l}_{2}$ and $Ca{F}_{2}$

(B) $Ca{\left(OH\right)}_{2}$

(C) $CaC{l}_{2}$

(D) $Ca{F}_{2}$

(A). Ca is obtained by the electrolysis of a fused mixture (m.p. 644$°$C) of $CaC{l}_{2}$ (m.p. 774$°$C) containing about 16% $Ca{F}_{2}$ (m.p. 1378$°$C)

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