If Z = 3, what would be the valency of the element? Also, name the element.

Q.12:- If Z = 3, what would be the valency of the element? Also, name the element.

 

Answer:-

The electronic configuration of (Z) = 2,1



Thus, outermost shell has 1 electron.
So, its valency =1
Atomic number (Z) = 3, So name of element is lithium.


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