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The pair that yields the same gaseous pr...

The pair that yields the same gaseous product on reaction with water `:`

A

`K` and `KO_(2)`

B

`Ca` and `CaH_(2)`

C

`Na` and `Na_(2)O_(2)`

D

`Ba` and `BaO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
b

`Ca+2H_(2)O rarr Ca(OH)_(2)+H_(2)`
`CaH_(2)+2H_(2)o rarr Ca (OH)_(2) + H_(2)`
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