Question

Differentiate between an atom and a molecule with suitable examples. Give two examples of such elements whose one molecule is made up of only one atom.

Answer 1

atom is made up of nuclius

Answer 2

⏩atom: •atom may or may not exist in free state. •they comprises of nucleus and electrons.
⏩molecule: •exist in free state.
• they comprises of two or more identical or different atoms chemically combined together.

EXAMPLE:
All the noble gases are monoatomic molecule and exist in free state. neon, argon etc.

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