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Which of the following will undergo Frie...

Which of the following will undergo Friedel-Crafts alkylation reaction ?

A

1, 2 and 4

B

1 and 3

C

2 and 4

D

1 and 2

Text Solution

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The correct Answer is:
C
will undergoes a Friedel Craft.s alkylation on ortho or para position because of more electron density.
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A benzene ring deactived by strong and moderate electrons withdrawing group that is, any meta directing group, is not electron rich enough to undergoes Friedel-Carfts reactions. Friedel- Crafts reaction also do not occur with NH_(2) group as it react with AlCl_(3) and produce deactivating group . Which of the following compounds undergo Friedel-Crafts alkylation reaction ?

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ERRORLESS-ALCOHOLS, PHENOLS AND ETHERS-NCERT BASED QUESTIONS (Properties of Alcohols, Phenols and Ethers)
  1. Which of these compounds will not form tribromo derivative ?

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  2. Phenol reacts with bromine in chloroform at low temperature to give

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  3. Which of the following will undergo Friedel-Crafts alkylation reaction...

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  4. Which of the following compounds is aromatic alcohol

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  5. Phenol is less acidic than

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  6. In the Liebermann's nitroso reaction, sequential changes in the colour...

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  7. An organic compound 'X' with molecular formula C7H8O in insoluble i...

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  8. Anisol overset((CH(3))(3)C Cl)underset(AlCl(3))(rarr)overset(Cl(2)//Fe...

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  9. The compound which is not isomeric with diethyl ether is :

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  10. When ether is exposed to air for some time, an explosive substance pr...

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  11. Ether which is liquid at room temperature is

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  12. Diethyl ether can be decomposed by heating with :

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  13. IUPAC name of the compund CH3-underset(CH3)underset(|)"CH"-OCH3is

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  14. In ethers, the C-O-C bond angle is

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  15. Isopropyl methyl ether when treated with cold hydrogen iodide gives

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  16. Which one of the following reactions does not yield and alkyl halide?

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  17. Which compound has the highest boiling point

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  18. Zeisel method is used to estimate :

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  19. Reaction of which among the following ethers with Hl in cold leads to ...

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  20. The products obtained when benzyl phenyl ether is heated with HI in t...

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