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Nitrobenzene can be preapred from Benzen...

Nitrobenzene can be preapred from Benzene by using a mixture of `HNO_(3)` and conc. `H_(2)SO_(4)`. In the nitrating mixture `HNO_(3)` acts as a

A

Base

B

Acid

C

Reducing agent

D

Catalyst

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The correct Answer is:
A
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Among the following statements on the nitration of aromatic compounds, find the number of false statement(s)? i) The rate of benzene is almost the same as that of hexadeuterobenzene. ii) Loss of aromaticity when overset(oplus)NO_2 attacks at ortho and Para position and not at Meta position. iii) Nitrobenzene prepared from benzene by using a mixture of conc. HNO_3 and conc. H_2SO_4 in which HNO_3 act as a base iv) Nitration is an electrophilic substitution reaction.

Anisole with HNO_3 and conc H_2SO_4 gives

Benzene on treating with a mixture of conc. HNO_(3) and H_(2)SO_(4) at 100^(@)C gives

Benzene on treating with a mixture of conc. HNO_3 and H_2SO_4 at 100^@C gives

The purpose of adding conc. H_(2)SO_(4) in nitration of benzene is to produce

NaCl, NaBr, Nal mixture on adding conc. H_(2)SO_(4) gives gases respectively

HI is prepared from Nal , using H_(3)PO_(3) but not H_(2)SO_(4) . Explain.

Reaction of benzene with a mixture of conc. HNO_(3) and Conc H_(2)SO_(4) at about 60^(@)C give nitrobenzene. Nitration of substituted benzenes depends on the nature of the group already present in the ring. Increase of temperature may result in multiple nitration. Nitration of benzene is an

Reaction of benzene with a mixture of conc. HNO_(3) and Conc H_(2)SO_(4) at about 60^(@)C give nitrobenzene. Nitration of substituted benzenes depends on the nature of the group already present in the ring. Increase of temperature may result in multiple nitration. Which of the following compounds undergo nitration at a rate faster than the other

AAKASH SERIES-AROMATIC HYDROCARBONS-PRACTICE EXERCISE
  1. The C-C bond lengths in benzene is

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  2. The increase in stability and decrease in energy of aromatic compoun...

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  3. Under pressure, (with hydrogen) in presence of nickel catalyst, benze...

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  4. The function of anhydrous AlCl(3) in the Friedel-Crafts reaction is to

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  5. In Huckel's (4n+2) rule of for aromaticity, 'n' represents

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  6. Ratio of pi to sigma bonds in benzene is

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  7. Aromatic compounds undergo

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  8. In which of the following the bond length between carbon and carbon at...

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  9. Benzene reacts with H(2)SO(4) only when the acid is

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  10. Which one of the following is benzene ring activating group towards el...

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  11. Nitrobenzene can be preapred from Benzene by using a mixture of HNO(3)...

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  12. Presence of nitro group in benzene makes further substitution

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  13. CaC(2)overset(H(2)O) to A overset("Red hot tube") to B underset(CH(3)C...

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  14. The following group causes high -I effect

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  15. Aromatic compounds undergo most easily

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  16. The ozonolysis product of benzene and compound 'A' are same. Empirical...

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  17. Carbon - carbon bond length of 139 pm is observed in the molecule

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  18. Which of the following statements is NOT correct?

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  19. (A) : -NH(2) group of aniline is ortho, para directing in electrophili...

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  20. Which one of the following gives sooty flame on combution?

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