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Match List-I with List-II. List-I (Mixture / Compound) List-II (Purification technique) A. Chloroform and aniline I. Fractional distillation B. Crude oil fractions II. Steam distillation C. Aniline and water III. Distillation under reduced pressure D. Glycerol from spent-lye IV. Simple distillation Choose the correct answer from the options given below:

Options

  1. AA-I, B-IV, C-II, D-III
  2. BA-IV, B-I, C-II, D-III
  3. CA-IV, B-I, C-III, D-II
  4. DA-I, B-IV, C-III, D-II

Correct answer

B. A-IV, B-I, C-II, D-III

Step-by-step solution

Chloroform (b.p. 334 K) and aniline (b.p. 457 K) have a large difference in their boiling points, so they are separated by simple distillation (A-IV). Fractions of crude oil have close boiling points and are separated by fractional distillation (B-I). Aniline is steam volatile and immiscible with water, so it is separated from an aniline-water mixture by steam distillation (C-II). Glycerol decomposes at its normal boiling point, so it is separated from spent-lye by distillation under reduced pressure (D-III). There

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