Question

3) A student performs an experiment in which the copper sulphate solution was heated in a china dish.
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She observes that solid copper sulphate deposits on the dish. Which experiment did she perform?
(a)Filtration as it results in the formation of precipitate on heating
(b) Evaporation as heating evaporates the solute from the solution
(c) Crystallization as solid copper sulphate is left in the china dish
(d) Distillation as the colour of copper sulphate changed on heating​

Answer 1

Ans : Option (b) is the correct answer, as she is giving heat to the solution.

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Answer 2

Answer:

Option B

Explanation:

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