Question

 what are the similarities and differences between Atoms and molecules?

Answer 1

Step-by-step explanation:

Difference

atom is the smallest unit of an element that can or cannot exist freely whilst on the other hand, a molecule is a set of atoms that are held together with the help of a bond and is the smallest unit of a compound.

Similarities

both atoms and molecules react with each other and other molecules and atoms.

Answer 2

Physical matter is made up of atoms and molecules. An atom is the sub-component of a molecule, or the smallest unit of matter. It is the smallest part an element can divide into. A molecule is made up of atoms that are bound by ionic, covalent or metallic bond.

Hope this helps :)