JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Hydrogen directly combines with

(A)Cu
(B)Au
(C)CaCorrect
(D)Ni

Answer: (C)

Solution

Hydrogen does not react directly with copper, gold or nickel under ordinary conditions (Ni is instead typically used as a catalyst for hydrogenation, not as a reactant). Calcium,

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Question ID VK-137244