Question

Hai this is Rajeshwari what is an atom​

Answer 1

Answer:

Explanation:

Atoms consist of a nucleus made of protons and neutrons orbited by electrons. Atoms are the basic units of matter and the defining structure of elements. The term "atom" comes from the Greek word for indivisible, because it was once thought that atoms were the smallest things in the universe and could not be divided.

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Answer 2

Answer:

Explanation:

An atom is the smallest particle of an element that takes part in a chemical reaction and may or may not have an independent existence.it is made of subatomic particles like electron,proton and neutron.