Which of the following statement is/are correct ?

Options

A. Metallic hydries are deficient in hydrogen
B. Metallic hydrides conduct heat an electricity
C. Ionic hydrides do not conduct electricity in solid state
D. Ionic hydrides are very good conductors of electricity in solid state

Answer

A, B, C

Explanation

Ionic hydrides does not posses any ions in solid state, so they do not conduct electricity in solid state.