Question

What is monovalent ?
What is monovalent positive and monovalent negative ?​

Answer 1

Monovalent

An atom, ion, or chemical group with a valence of one, which thus can form one covalent bond is called monovalent.

Examples

Atoms that are monovalent are

Hydrogen

Lithium

Sodium

Chlorine

Answer 2

Answer:

Monovalent is an atom having 1 as it's valency in order to complete it's octet.

Monovalent positive is the cation which has lost 1 electron.

Monovalent negative is the anion which has gained 1 electron.