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Beyllium and aluminium exhibit many properties which are similar. But, the two elements differ in

        (a)    foming covalent halides

        (b)    forming polymeric hydrides

        (c)    exhibiting maximum covalency in compounds

        (d)    exhibiting amphoteric nature in their oxides

6 years ago


Answers : (1)


I think c is corrrect answer

because Be belongs to second period while Al to third

6 years ago

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