Difference Between Pure Substance And Mixture

6 Differences Between Pure Substance And Mixture

S.NO.	Pure Substance	Mixture
1.	The main difference between a pure substance and a mixture is the presence of a uniform composition.	A pure substance has a uniform composition, while a mixture has a variable composition.
2.	Pure substances are characterized by the presence of a fixed chemical composition.	Mixtures are characterized by the presence of multiple components with different chemical compositions.
3.	Pure substances are composed of a single element or compound.	Mixtures can be composed of multiple elements or compounds.
4.	Pure substances have a fixed melting and boiling point.	Mixtures have a variable melting and boiling point.
5.	Pure substances can be separated into their individual components through physical methods such as distillation or crystallization.	Mixtures can be separated into their individual components through both physical and chemical methods.
6.	Examples of pure substances include water, gold, and oxygen.	Examples of mixtures include air, sugar and water, and gasoline.

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