The valency of an element A is 3and that of element B is2 the formula of compound combination of both AandB is
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You swap the valencies
Formula - A2O3
Formula - A2O3
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HI there !!
Symbol A B
Valency 3 2
TO write the formula . just interchange the valencies :-
The formula is :-
A₂B₃
Symbol A B
Valency 3 2
TO write the formula . just interchange the valencies :-
The formula is :-
A₂B₃
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