Question

what is atom .......​

Answer 1

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.Atoms consist of a nucleus made of protons and neutrons orbited by electrons. (Image: © Shutterstock) Atoms are the basic units of matter and the defining structure of elements.

Explanation:

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Answer 2

Answer:

An atom is the smallest unit of ordinary matter that forms a chemical element.

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