Question

how to find valency​

Answer 1

Hi buddy here is your answer

You can find the valency of the atom by counting the electrons present in the outermost cell, if the electron are greater than 4 then minus it with 8 then you will get the answer.

Example : if the outermost electron of phosphorus is 5 so you should minus it with 8.

8-5=3

Hope it help you

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