Elements with atomic no 3-18.if A(with atomic no 13) combines with F(atomic no 8).What would be the formula of thr resulting compond formed?
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The formula will be Al2O3 bcz A which is Aluminium has valency 3 and F which if oxygen has valency 2
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The element A is 13 grp elmnt with valancy of +3 and F is 16 grp element with a valancy of -2. therefore,
the formula is A2F3
the formula is A2F3
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