1.

Among `CaH_(2) , BeH_(2) , BaH_(2)` , the order of ionic character isA. `BeH_(2) lt CaH_(2) lt BaH_(2)`B. `CaH_(2) lt BaH_(2) lt CaH_(2)`C. `BeH_(2) lt BaH_(2) lt CaH_(2)`D. `BaH_(2) lt BeH_(2) lt CaH_(2)`

Answer» Correct Answer - A
As the electronegativity of the element decreases down the group , the ionic character increases , i.e., option (a) is correct .


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