Grade 9 Chemistry: Separation Methods Worksheet
This worksheet covers various separation methods used in chemistry, including filtration, distillation, chromatography, and decantation, suitable for Grade 9 science students.
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Grade 9 Science: Separation Methods
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Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. Which separation technique is best suited for separating an insoluble solid from a liquid?
Distillation
Evaporation
Filtration
Chromatography
2. Which of the following methods would you use to separate a mixture of sand and salt?
Magnetism
Distillation
Filtration followed by evaporation
Decantation
3. The process of separating components of a liquid mixture based on different boiling points is called .
4. In , a solute travels through a stationary phase and a mobile phase to separate its components.
5. Decantation is an effective method for separating two immiscible liquids.
True
False
6. Chromatography can only be used to separate colored substances.
True
False
Match the separation method with its primary principle.
7. Filtration
a. Difference in boiling points
8. Distillation
b. Difference in particle size
9. Decantation
c. Difference in density for immiscible liquids
10. Describe the principle behind chromatography and provide one real-world application.
11. You have a mixture of iron filings, sand, and salt. Explain a step-by-step process to separate these three components.