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The Fischer projection of D-erythrose is shown below CHO OH OH CH 2 OH H H 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 . CAREER POINT CAREER POINT , CP Tower, IPIA, Road No.1, Kota (Raj.), : 0744-6630500 | www.ecareerpoint.com Email: info@cpil.in Page # 22 Paper-1 Column-I Column-II (P) OHC HO H OH OH H (1) Diastereomer (Q) OHC OH H HO H OH (2) Identical (R) OHC H OH OH OH H (3) Enantiomer (S) OHC OH H HO OH H
- P → 2, Q → 3, R → 2, S → 2
- P → 3, Q → 1, R → 1, S → 2
- P → 2, Q → 1, R → 1, S → 3
- P → 2, Q → 3, R → 3, S → 1
Correct answer: P → 2, Q → 1, R → 1, S → 3
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