JEE Main levelSingle correct optionDifficulty 2 of 3pl101
Match the polymer (List I) with its monomer(s) (List II) List I: P PHBV; Q nylon 2-nylon 6; R PLA; S PGA List II: 1 glycine and 6-aminohexanoic acid; 2 lactic acid; 3 glycolic acid; 4 3-hydroxybutanoic acid and 3-hydroxypentanoic acid.
AP-4, Q-1, R-2, S-3
BP-4, Q-1, R-3, S-2
CP-1, Q-4, R-2, S-3
DP-2, Q-1, R-4, S-3
Answer: A
PHBV comes from the two hydroxy acids (4), nylon 2-nylon 6 from the two amino acids (1), PLA from lactic acid (2) and PGA from glycolic acid (3).