Question

Among the following ionic hydride is Bh3 or SiH4 or MgH2 or PH3

Answer 1

Answer ⇒ MgH₂ or Magnesium Hydride.

Explanation ⇒ Ionic Hydrides are those hydrides which contains alkali metals or alkaline earth metals.

These hydrides are called as Ionic because they have an Ionic Bond and are very similar to ionic compounds.

Among the given Compounds, Magnesium is the alkaline earth metals. Rest of the three compound contains Boron, which is of Group 13, and Silicon which is of group 14, and Phosphorus which is of group 15.

Hence, Only magnesium hydride (or MgH₂) is the correct answer.

Hope it helps.

Answer 2

Answer:

MgH₂ or Magnesium Hydride.

Explanation ⇒ Ionic Hydrides are those hydrides which contains alkali metals or alkaline earth metals.

These hydrides are called as Ionic because they have an Ionic Bond and are very similar to ionic compounds.

Among the given Compounds, Magnesium is the alkaline earth metals. Rest of the three compound contains Boron, which is of Group 13, and Silicon which is of group 14, and Phosphorus which is of group 15.