What is a proton?

• An atom is the smallest unit of matter that constitutes a chemical element. 

• Every solid, liquid, gas, and plasma is composed of atoms. 

• An atom is composed of electrons, protons and neutrons.

Proton- A proton s a positively charged subatomic particle forming the part of the nucleus of an atom and determining the atomic number of an element. It weighs 1amu.

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Updated on: 10-Oct-2022

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