Unit 12 · Experimental Techniques and Chemical Analysis

Question Bank

Cambridge IGCSE Chemistry 0620 · 59 questions

Q49Experimental Techniques and Chemical Analysis

Ethanol (b.p. 78 °C) and water (b.p. 100 °C) are mixed. Which method separates them?

(a)Filtration

(b)Crystallisation

(c)Fractional distillation

(d)Decanting

Correct answer: (c) Fractional distillation

Explanation: Miscible liquids with different boiling points are separated by fractional distillation.

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