Grade 11 Chemistry: Separation Methods
This worksheet covers various separation methods used in chemistry, including distillation, filtration, chromatography, and decantation, suitable for Grade 11 science students.
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Grade 11 Chemistry: 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 a soluble solid from a liquid?
Decantation
Filtration
Distillation
Chromatography
2. Fractional distillation is used to separate liquids based on differences in their:
Densities
Melting points
Boiling points
Solubilities
3. The process of separating an insoluble solid from a liquid using a filter medium is called .
4. In chromatography, the component that travels furthest up the stationary phase has the highest .
5. A separating funnel can be used to separate immiscible liquids, which means they do not .
6. Explain the principle behind simple distillation and describe a scenario where it would be used.
7. Differentiate between decantation and filtration. When would you choose one over the other?
8. Magnetism can be used to separate a mixture of iron filings and sand.
True
False
9. Sublimation is a separation technique used when one component of a mixture changes directly from a solid to a gas.
True
False
Match each separation method with its primary principle.
10. Distillation
a. Difference in particle size
11. Chromatography
b. Difference in boiling points
12. Filtration
c. Difference in affinity for stationary vs. mobile phase