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Unit - 3.2 Pure Substance, Mixture and Compound — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYUnit - 3.2 Pure Substance, Mixture and Compound1 Mark
Question
Give two reasons to support that air is a mixture.
✓

Answer

Air is a mixture because :-
more than two gaseous components are mixed in an indefinite proportion.
the components are not mixed chemically but interact with intermolecular forces.
it does not have any specific chemical properties as each component differs chemically.

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