Question

valency meaning & how to calculate
​

Answer 1

✴Valency is the maximum number of electrons that an atom can lose it gain in order to stabilize itself.✴
Hope this answer helps you.....☺

Answer 2

valency- the number of electrons lost on a chemical reaction by elements to obtain their octet configuration.

To calculate valency -

if the no of valence electrons ( electrons in the last shell ) is below 4 then that is the valency of the element.

if the no of valence electrons ( electrons in the last shell ) is above 4 then the valency of the element is ( 8- no.of valence electron)

Hope it helps

plz mark as brainliest