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Q#1 GATE CH 2021 MCQ +1 mark -0.33 marks

Feed solution F is contacted with solvent B in an extraction process. Carrier liquid in the feed is A and the solute is C. The ternary diagram depicting a single ideal stage extraction is given below. The dashed lines represent the tie-lines.

                       

The CORRECT option(s) is/are

For the tie-lines shown, concentration of solute in the extract is higher than that in the raffinate

Maximum amount of solvent is required if the mixture composition is at W

Y represents the composition of extract when minimum amount of solvent is used

U represents the raffinate composition if the mixture composition is at M

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