Question

What is Valency??
Please, explain it to me??​

Answer 1

Answer:

In chemistry, the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules.

                                                 OR

The combining capacity of an atom is known as its valency. The number of bonds that an atom can form as part of a compound is expressed by the valency of the element.

Explanation:

Answer 2

Answer:

In short "combining capacity of an atom is called Valency"