Question 1
EasyQuestion
Crystallisation is useful for:
Topic: Separation Techniques · Skill: Explain crystallisation
Focus · Grades 9-12
Assignment Practice
Separation Lab: Choose The Right Technique
Match the mixture to the best separation method
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Section A: Crystallisation, Distillation and Sublimation · 6 questionsSection B: Chromatography, Centrifugation and Coagulation · 6 questions
Section A: Crystallisation, Distillation and Sublimation
Select methods based on boiling point, solubility and phase changes.
Choose the most suitable technique.
Question 2
MediumQuestion
Impure copper sulphate can be purified by:
Topic: Separation Techniques · Skill: Explain crystallisation
Question 3
EasyQuestion
Distillation separates liquids based mainly on difference in:
Topic: Separation Techniques · Skill: Explain distillation
Question 4
MediumQuestion
To obtain water from salt water, a suitable method is:
Topic: Separation Techniques · Skill: Explain distillation
Question 5
MediumQuestion
Which substance can be separated by sublimation?
Topic: Separation Techniques · Skill: Explain sublimation
What this assignment covers
Students practise crystallisation, distillation, chromatography, sublimation, centrifugation and coagulation through real separation problems.
Skills and sections
Explain crystallisation, Explain distillation, Explain sublimation, Explain paper chromatography, Explain centrifugation and coagulation
- Section A: Crystallisation, Distillation and Sublimation: 6 questions
- Section B: Chromatography, Centrifugation and Coagulation: 6 questions