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Poly -beta - hydroxybutyrate - co-beta -...

Poly `-beta` - hydroxybutyrate - co`-beta -` hydroxyvalerate (PHBV ) is a copolymer of ________.

A

3-hydroxybutanoic acid and 4-hydroxypentanoic acid

B

3-hydroxybutanoic acid and 2-hydroxypentanoic acid

C

2-hydroxybutanoic acid and 3-hydroxypentanoic acid

D

3-hydroxybutanoic acid and 3-hydroxypentanoic acid

Text Solution

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The correct Answer is:
D
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MODERN PUBLICATION-POLYMERS-Competition file (OBJECTIVE TYPE QUESTIONS) (B. MULTIPLE CHOICE QUESTIONS) (JEE (MAIN) & OTHER STATE BOARDS FOR ENGINEERING ENTRANCE)
  1. Which of the following is not a biodegradable polymer?

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  2. The monomer used in novolac, a polymer used in paints .

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  3. Protein is a polymer made of

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  4. What is the IUPAC nomenclature of isoprene molecular present in natura...

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  5. The formation of which of the following polymers involves hydrolysis r...

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  6. Which of the following is a polyamide?

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  7. Among the following, the branched chain polymer is

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  8. Ziegler-Natta catalyst is used to prepare

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  9. The polymer containing five methylene groups in its repeating unit is

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  10. Cis-1, 4 polyisoprene is known as

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  11. The polymers which does not become soft on heating and cannot remould ...

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  12. Which of the following polymers does not involve cross-linkages ?

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  13. Which in the correct structure of Nylon-6

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  14. Which of the following is a condensation polymer?

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  15. Which of the following is a thermosetting polymer?

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  16. The homopolymer formed from 4-hydroxybutanoic acid is :

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  17. The two monomers for the synthesis of Nylon 6,6 are :

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  18. Monomer of [NH-overset(O)overset(||)C-NH-CH(2)]n is:

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  19. The correct match between Item-I and Item-II is :

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  20. Poly -beta - hydroxybutyrate - co-beta - hydroxyvalerate (PHBV ) is a...

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