Question

Define electron.

Answer 1

• An atom is divided into three sub-atomic particles i.e. protons, electrons, and neutrons.
• Electron is the lightest sub-atomic particle of an atom having a mass of $9.1083\mathrm{X}{10}^{-31}\mathrm{kg}$and charge $—1.602\mathrm{x}{10}^{-19}$ Coulomb or $—4.8\mathrm{x}{10}^{-10}$ e.s.u.