Question

write short note on atom?​

Answer 1

Question:-

☞Write short note on atom?

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Required Answer:-

➢ Atom is the smallest particle of an element. It has two parts: nucleus and outer nuclear part.

➢ Nucleus of the atom consists of protons and neutrons. Protons are positively charged particles. Neutrons possess no charge.

➢ In outer nuclear part, electrons are present. Electrons are negatively charged particles.

➢ Atomic number represents the number of protons in an atom. As atoms are electrically neutral, an atom contains as many electrons as it has protons. The total number of protons and neutrons present in one atom of an element is known as its mass number.

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