Mixtures (OCR GCSE Chemistry A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a mixture?
What is a mixture?
Substances not chemically joined
What is an element?
What is an element?
Substance with only one type of atom
What is a compound?
What is a compound?
Atoms of different elements joined
What does filtration separate?
What does filtration separate?
Insoluble solid from liquid
Why can sand be separated from water by filtration?
Why can sand be separated from water by filtration?
Sand does not dissolve in water
What does evaporation separate?
What does evaporation separate?
Soluble solid from liquid
In evaporation, what evaporates away?
In evaporation, what evaporates away?
The water
What does chromatography separate?
What does chromatography separate?
Coloured compounds
If a compound moves 6 cm and solvent moves 12 cm, what is the value?
If a compound moves 6 cm and solvent moves 12 cm, what is the value?
What property does the value have under the same chromatography conditions?
What property does the value have under the same chromatography conditions?
Always the same
At what temperature does water boil?
At what temperature does water boil?
Why does distillation work to separate miscible liquids?
Why does distillation work to separate miscible liquids?
Liquids have different boiling points