Question

what would be the valency of an element if z=8​

Answer 1

The atomic number of the element is Z i.e. given 8.

The electronic configuration for the element is 2,6.

Valency of the element = 8-6 = 2.

So, the valency of the element is 2.

Answer 2

Atomic number =8

Configuration 2,6

Valency = 8-6=2

Hope it helps