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Benzoquinone is prepared by reaction of ...

Benzoquinone is prepared by reaction of phenol with

A

`Na_(2),Cr_(2)O_(3),H_(2)SO_(4)`

B

`KMnO_(4),H_(2)SO_(4)`

C

`Na_(2),CrO_(4),HCl`

D

`K_(2)MnO_(4),H_(2)SO_(4)`

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The correct Answer is:
A
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PHYSICS WALLAH-ALCOHOLS, PHENOLS AND ETHERS -NEET PAST 5 YEARS QUESTIONS
  1. Benzoquinone is prepared by reaction of phenol with

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  2. Reaction between acetone and methyl magnesium chloride followed by hyd...

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  3. Anisole on cleavage with HI gives:

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  4. Which of the following substituted phenols is the strongest acid?

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  5. CH(3)CH(2)CH=CH(2)underset(H(2)O.H(2)O(2).)overset(B(2)H()rarrZ What...

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  6. The compound that is most difficult to protonate is

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  7. The structure of intermediate A in the following reaction, is

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  8. Identify the major products P, Q and R in the following sequence of re...

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  9. The compound A on treatment with Na gives B, and with PCl(5) gives C. ...

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  10. In the reaction the electrophile involved is:

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  11. The heating of phenyl-methyl ethers with HI produces .

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  12. Which one is the most acidic compound?

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  13. The oxidation of phenol with chromic acid gives

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  14. Identify A and predict the type of reaction:

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  15. The reaction: can be classified as?

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  16. Reaction between acetone and methyl magnesium chloride followed by hyd...

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  17. Anisole on cleavage with HI gives:

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  18. Which of the following substituted phenols is the strongest acid?

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  19. CH(3)CH(2)CH=CH(2)underset(H(2)O.H(2)O(2).OH^-)overset(B(2)H(6))rarrZ ...

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  20. The compound that is most difficult to protonate is

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  21. The structure of intermediate A in the following reaction, is

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