Answer :

keerthika1998lekha
Atom is the smallest particle that takes place in a chemical reaction.
Atom are indivisible(cannot be divided).
Molecules are combination of two or more atoms.
Molecules are divisible.
Both cannot be seen with naked eyes.
bhagyaa
atom are the smallest particle of an element
there are atoms of helium , hydrogen , oxygen there are 120 element

molecules are made up of atom and it is bigger
water is molecule becoz it is made of two element
atom of oxygen and atom of hydrogen

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