Question

What is the difference between particle, atom and molecules

Answer 1

The “Sub-atomic Particle” refers to the PEN – Proton, Electrons & Neutrons. These “Sub-atomic particles are smaller than theatoms themselves. ... Molecule is defined as a group of two or moreatoms held together by covalent bonds. When atoms combine by sharing electrons, molecules are formed.
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Answer 2

Answer:

Particles are like Lego pieces; You put them together to make an atom. Atoms can form bonds with other atoms to make molecules. An atom is the smallest unit of a element. They are made up of electron, neutrons, and protons which are all particles.