Chemistry · PYQ NEET UG 2016(2)
हिन्दीThe CORRECT corresponding order of names of four aldoses with configuration given below:\n(I) D-erythrose, D-threose, L-erythrose, L-threose\n(II) L-erythrose, L-threose, L-erythrose, D-threose\n(III) D-threose, D-erythrose, L-threose, L-erythrose\n(IV) L-erythrose, L-threose, D-erythrose, D-threose
Correct answer · Option 1
D-erythrose, D-threose, L-erythrose, L-threose
Explanation
Structure (I) is D-erythrose, (II) is D-threose, (III) is L-erythrose, and (IV) is L-threose based on Fischer projections and D/L configurations.