Question

what is atom??//=--//?????​

Answer 1

• Atoms are defined as “the basic building blocks of matter”. It is the smallest constituent unit of matter that posses the properties of the chemical element. ... It is made up of two or more atoms that are bound together by chemical bonding.

Answer 2

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• 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.