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Qadim Pai
Asked: 2022-11-09T17:42:59+05:30 In:

The hydride ion `H^(-)` is stronger base than its hydroxide ion `OH^(-)`. Which of the following reaction will occut if sodium hydride is dissolved in water:-
A. `H_((aq))^(-) + H_(2)O rarr H_(3)O^(+)`
B. `H_((aq))^(-)+H_(2)O rarr OH^(-)+H_(2)`
C. `H^(-)+H_(2)O rarr H_(2)+O_(2)`
D. `H^(-)+H_(2)O rarr` No reaction

The hydride ion `H^(-)` is stronger base than its hydroxide ion `OH^(-)`. Which of the following reaction will occut if sodium hydride is dissolved in water:-
A. `H_((aq))^(-) + H_(2)O rarr H_(3)O^(+)`
B. `H_((aq))^(-)+H_(2)O rarr OH^(-)+H_(2)`
C. `H^(-)+H_(2)O rarr H_(2)+O_(2)`
D. `H^(-)+H_(2)O rarr` No reaction
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1 Answer

  1. Correct Answer – B
    `H^(+)+ underset(H^(+)OH^(-))(H_(2)O)rarr underset(H_(2))(H^(+)H^(-)) +OH^(-)`

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