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Classification of polymers
JEE Main level
Single correct option
Difficulty 2 of 3
pl032
The monomers of the biodegradable copolyester PHBV are
A
2-hydroxybutanoic acid and 2-hydroxypentanoic acid
B
lactic acid and glycolic acid
C
3-hydroxybutanoic acid and 3-hydroxypentanoic acid
D
ethylene glycol and terephthalic acid
Answer: C
PHBV is poly(3-hydroxybutyrate-co-3-hydroxyvalerate); the valerate unit comes from 3-hydroxypentanoic acid.
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