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Presence of a nitro group in a benzene r...

Presence of a nitro group in a benzene ring:

A

activates the ring towards electrophilic substitution.

B

renders the ring basic

C

deactivates the ring towards nucleophilic substitution

D

deactivates the ring towards electrophilic substitution

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The correct Answer is:
D
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RESONANCE-ORGANIC REACTION MECHANISMS - II-Exercise-3 Part-2
  1. The reaction of toluene with chlorine in the presence of ferric chlori...

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  2. Which of the following reaction will yield 2,2-dibromopropane?

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  3. Presence of a nitro group in a benzene ring:

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  4. The electrophile, E^((o+)) attacks the benzene ring to generate the in...

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  5. How many chiral compounds are possible on monochlorination of 2-methyl...

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  6. Which branched chain isomer of the hydrocarbon with molecular mass 72m...

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  7. The reaction of propene with HOCI (CI(2)+H(2)O) proceeds through the i...

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  8. 3-menthyl-pent-2-ene on reaction with HBr in presence of peroxide form...

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  9. In the hydroboration-oxidation reaction of propene with dibroane, H2O2...

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  10. Chlorobenzene reacts with trichloroacetaldehyde in the presence of H2S...

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  11. on mercuration-demercuration produces the major product .

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  12. In the presence of peroxide , HCl and HI do not give anti-Markownikoff...

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  13. The major product obtained in the photo catalyzed bromination of 2-met...

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  14. What is the major product expected from the following reaction ? ...

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  15. Bromination of cyclohexene under conditions given below yields :

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  16. Consider the reaction sequence below :

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  17. Which of the following compounds will not undergo Friedel Craft's reac...

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  18. The major product of the following reaction is

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  19. The increasing order of nitration of the following compound is :

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  20. The total number of optically active compunds formed in the following ...

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