please tell me how to find the valency
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it is depend on electric configuration of that element having like sodium (2,8,1) in its outermost orbit there is one more electron so sodium has valency +1
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hiiii
write the electronic configuration.... and find vacancy
e.g. write the valency of aluminium...
it's electronic configuration is 2,8,3
outermost shell has three electron.... thus valency 3
write the electronic configuration.... and find vacancy
e.g. write the valency of aluminium...
it's electronic configuration is 2,8,3
outermost shell has three electron.... thus valency 3
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