Answer:

ELEMENT

• Building blocks of matter that takes part in a chemical reaction which may or may not exist independently.
• It cannot be divided further.
• Example - Ne, Cl, C, etc.

COMPOUND

• When two or more elements combine in a fixed ratio, they form a compound
• They can exist indepently
• Example - H₂O, CO, CaCO₃

MIXTURE

• When elements and compounds are mix together, to form a heterogeneous mixture, we call it a mixture
• They can be separated and are temporary.
• They don't form a compound.
• Example - Salt in water, Sand in water, etc.

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Element : it is made up of identical atoms and can not broken into two or more simpler substance

Compound : made up of two or more different elements and can be broke down