Question

differenciate between :
1. atom
2. element
3. molecule
4. compound​

Answer 1

Answer:

Atom : simplest particle. Very small, cannot be further separated. Noble gases are monoatomic, composed of a single atom.

Molecule : made of 2 or more atoms. Examples include diatomic halogen group 7, oxygen gas, nitrogen gas, hydrogen gas.

Element : purest form, cannot be separated into simpler substances. What you see in the periodic table basically.

Compound : Made of same or different molecules, can be separated into simpler substances. Compounds are made via chemical bonding.

Explanation:

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