Electron

Definition

An electron is a subatomic particle with a negative charge that orbits the nucleus of an atom. It plays a crucial role in chemical bonding and reactions by determining the atom's chemical properties.

Related terms

Atom: The basic unit of a chemical element, consisting of a nucleus surrounded by electrons.

Proton:

A positively charged subatomic particle found in the nucleus of an atom.

Chemical bond: A lasting attraction between atoms that enables the formation of chemical compounds