Biology, asked by sahil6553, 10 months ago

what is valency? Give the valency of the following oxygen hydrogen sodium magnesium solarine​

Answers

Answered by surbhi22555
5

Answer:

valency is no. of electrons remaining to complete it's octate or duplate or other shell ...

Explanation:

oxygens valency is 2 as there are 6 electrons in it's outermost shell ....

hydrogen -1 valency .... 1 electron it's outer shell ..

sodium -7 .... 1 electron in it's outer .shell

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