Action of water or dilute mineral acids on metals can give

When electric current is passed through an ionic hydride in the molten state,

What do you understand by the term non-stoichiometric hydrides? Do you expect this type of hydrides to be formed by alkali metals? Justify your answer.

Select the correct statement regarding interstitial hydrides.

Calorific value of producer gas is low because of

The intermolecular force in solid hydrogen is .........