Which can not be used to generate \( \mathrm{H}_{2} \) :- (A) \( \m...

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Which can not be used to generate \( \mathrm{H}_{2} \) :-
(A) \( \mathrm{Al}+\mathrm{NaOH} \)
(B) \( \mathrm{Zn}+\mathrm{NaOH} \)
(C) \( \mathrm{Mg}+\mathrm{NaOH} \)
(D) \( \mathrm{LiH}+\mathrm{H}_{2} \mathrm{O} \)
\( \mathrm{P} \)
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