Chemistry, asked by Aryan6685, 5 months ago

there are two elements 'A' and 'B' and they form oxides and hydrides of the general formula A2O, BO, AH, BH2. Predict their group valencies.

Answers

Answered by chaharvikal

4

Answer:

they are related to group 1 and 2 and their valency is 1 and 2

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