Question

5. How will you separate
(1) Impure sample of common salt containing some
chalk.
(ii) a mixture of sodium chloride, ammonium
chloride and sand.​

Answer 1

Answer:

1. By evaporation method
2. By distillation

Answer 2

Explanation:

1) mix the solution in water

then filter the solution using filter paper

then heat the solution to obtain common salt

And chalt particles are left on the filter paper

2) Sand can be separated by filtration/sedimentation. Ammonium chloride can be separated using sublimation. And you get the sodium chloride in the end.

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