How will u find valency??
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hey. ..
valency is the number of electrons that are needed to gain or lose to get the octet rule (8 electrons) in its outermost shell
ex- valency of Na = +1
valency of cl = -1
valency is the number of electrons that are needed to gain or lose to get the octet rule (8 electrons) in its outermost shell
ex- valency of Na = +1
valency of cl = -1
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