what is define of valency?

Asked by singhaprajita7144.7sdatl | 10th May, 2020, 10:05: AM

Expert Answer:

The number of electrons donated or gained or shared by an element to form a bond is known as its valency.
For example - Na loses one electron to form a bond with Cl. So Valency of Na =1

Answered by Ravi | 10th May, 2020, 12:11: PM