Question

Atomic number of chlorine is 17. Its valency is​

Answer 1

Answer:

1

Explanation:

Valency is defined as the combining capacity of atoms or molecules. It is obtained from the number of electrons present in the outermost shell of an atom. The atomic number of chlorine is 17 and the electronic configuration is 2, 8, 7. Therefore, the valency of chlorine is 1

Answer 2

Answer: 1

Explanation:Chlorine does have an atomic number of 17 and an electronic structure of 2, 8, 7. As a result, chlorine has a valency of 1.