Method of Mixtures Flashcards

1
Q

mixtures

A

two or more elements or compounds not chemically combined together

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2
Q

filtration

A
  • separating an insoluble solid from a liquid

example : to get sand from a mixture of sand, salt and water

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3
Q

crystallisation

A
  • to separate a solid from a solution

example: to obtain pure crystals of sodium chloride from salt water

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4
Q

simple distillation

A
  • to separate a solvent from a solution

example: to get pure water from salt water

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5
Q

fractional distillation

A
  • separating a mixture of liquids each with different boiling points
    example: to separated the different compounds of crude oil
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