When a molten ionic hydride is electrolyzed

hydrogen is liberated at the cathode

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hydrogen is liberate at the anode

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there is no reaction

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H^{-}

ions produced migrate to the cathode

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Solution

The correct option is D hydrogen is liberate at the anode
On electrolysis molten ionic hydride liberate $H_{2}$ gas at the anode.

At anode: $2 H^{-} \to H_{2} + 2 e^{-}$

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