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JEE Advanced Chemistry General Organic Chemistry 2020 JEE Advanced 2020 (Paper 1)

JEE Advanced Chemistry Question (2020) — Solution

Question

The Fischer projection of D -erythrose is shown below. D -Erythrose and its isomers are listed as P , Q , R , and S in Column I. Choose the correct relationship of P , Q , R , and S with D -erythrose from Column II. Column - I Column -II P. 1. Diastereomer Q. 2. Identical R. 3. Enantiomer S.

Options

  1. A. P → 2 , Q → 3 , R → 2 , S → 2
  2. B. P → 3 , Q → 1 , R → 1 , S → 2
  3. C. P → 2 , Q → 1 , R → 1 , S → 3
  4. D. P → 2 , Q → 3 , R → 3 , S → 1

Answer

C. P → 2 , Q → 1 , R → 1 , S → 3

Solution

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Related: Chemistry — General Organic Chemistry · All PYQ Banks