what is atom and define atom
Answers
Answer:
Atom is the basic structural and functional unit of a matter. It is made up of protons neutrons and electrons
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ATOMS:-
✴Atom, smallest unit into which matter can be divided and retain the characteristic of an element.
In short-
ATOM : The smallest particle of an element which may or may not have independent existence is called atom.
✴Atoms are extremely small; typical sizes are around 100 picometers.
✴There are three fundamental particular particles of atom i.e
✔ ELECTRON (-ve)
✔ PROTON (+ ve)
✔ NEUTRON ( no charge)
✴ ELECTRON was discovered by J.J Thomson
✴ PROTON was discovered by Goldstein
✴ NEUTRON was discovered by Chadwick.
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