JEE AdvancedChemistryBasics of Organic ChemistryMCQ+3 / −1
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. 
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. - A
P Q R S 2 3 2 2 - B
P Q R S 3 1 1 2 - C
P Q R S 2 1 1 3 - D
P Q R S 2 3 3 1
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