Physics, asked by tharun8823, 6 months ago

what is mean by atom

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Answered by shanthoshn
2

Answer:

An atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across

Answered by anishakumari40
0

Answer:

Atoms are the basic units of matter and the defining structure of elements. ... We now know that atoms are made up of three particles: protons, neutrons and electrons — which are composed of even smaller particles, such as quarks.

Explanation:

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