`(A)` is:

A

a.

B

b.

C

c.

D

d.`No reaction`

Text Solution

Verified by Experts

The correct Answer is:
B
`SeO_(2)//AcOH` selectively hydroxylates allylic position. `(3^(@) gt 2^(@) gt 1^(@) "allylic")`.

So the answer is `(b)`.
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CENGAGE CHEMISTRY ENGLISH-REDUCTION AND OXIDATION REACTION OF ORGANIC COMPOUNDS-Exercise (Single Correct)
  1. Which of the following compounds will not give haloform reaction?

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  2. Identify the set from the following which connot form acetone in a sin...

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  3. (A) will not

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  4. CH(3)CH(2)NO(2) underset(at 0^(@)C)overset(NaNO(2)+HBr)(rarr) (A). (A)...

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  5. Which of the following does not give Liebermann's nitroso reaction?

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  6. Of the following compounds, whose ozonolysis proves the Kekule structu...

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  7. CH(3)-overset(CH(3))overset(|)(CH)-NO(2) underset(at 0^(@)C)overset(Na...

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  8. Which of the following compounds are (A), (B), (C ), and (D)? Ph-ove...

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  9. The compound (A)

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  10. Fenton's regent (Fe^(2+)+H(2)O(2)) with benzene gives:

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  11. Lactic acid on oxidation with Fenton's reagent gives:

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  12. The compounds (A) and (B) are:

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  13. (A) is:

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  14. The compound (A) is:

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  15. The compound (A) is:

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  16. Which single reagent can be used in the following conversions?

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  17. Et-N^(o+)-=C^(ɵ) underset(or HgO or O(3))overset(Cl(2)+DMSO)(rarr). Th...

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  18. Imines or enamines are selectively reduced to 1^(@) or 2^(@) amines wi...

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  19. Caprolactam on reduction with LAH or H(2)+Pt or Pd gives:

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  20. Caprolactam on reduction with LAH or H(2)+Pt or Pd gives:

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