What is valency in chemistry?

This lecture is about what is valency in chemistry. I will also teach you the super easy trick to calculate valency of any element in the periodic table. You will learn about different examples of valency. To learn more, watch this lecture till the end. #whatisvalency #calculatevalency #trick #chemistry #najamacademy Join this channel to get access to perks:    / @najamacademy   Facebook link:   / najamacademy