Question

what is electron ???​

Answer 1

An electron is a particle or wave according to Quantum physics.

it has negative charge upon it.

It revolves around the nucleus of an atom .

Answer 2

$\huge\underline\mathbf\red{Answer:}$

✏️The electron is a subatomic particle, symbol e− or β− , whose electric charge is negative one elementary charge.

✏️Electrons belong to the first generation of the lepton particle family, and are generally thought to be elementary particles because they have no known components or substructure. Wikipedia

✏️Discoverer: J. J. Thomson

✏️Discovered: 1897

✏️Mass: [1822.8884845(14)]⁻¹ u, 5.4857990946(22)×10⁻⁴ u,