Q.

In which of the following sets of compounds, hydrogen has same oxidation state?

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a

CaH2,LiH

b

LiH,H2O

c

NaH, HCI

d

NaH,H2O

answer is A.

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Detailed Solution

In CaH2, LiH and NaH, the oxidation state of H is -1, while in H2O and HCI the oxidation state of H is +1.
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In which of the following sets of compounds, hydrogen has same oxidation state?