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In order to distinguigh between C2H5NH2...

In order to distinguigh between ` C_2H_5NH_2` and ` C_6H_5NH_2` which of the following reagenis is useful ?

A

Hinsberg reagent

B

p-Naphatheol

C

Benzene diazomium chloride

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
` 1^@` aromatic amine on diazotisation followed by coupling with ` beta-`naphthol gives azo dye test .
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In order to distinguish between C_(2)H_(5)NH_(2) and C_(6)H_(5)NH_(2) , Which of the following reagents(s) is useful?

(a) Arrange the following in the increasing order of boiling points: C_(2)H_(5)NH_(2) , C_(2)H_(5)OH , (CH_(3))_(3)N (b) Arrange the following in increasing order of base strength in gas phase: (C_(2)H_(5))_(3)N , C_(2)H_(5)NH_(2) , (C_(2)H_(5))_(2)2NH (c) Arrange the following in decreasing order of solubility in water: (CH_(3))_(3)N , (CH_(3))_(2)NH , CH_(3)NH_(2)

CENGAGE CHEMISTRY-ORGANIC COMPOUNDS WITH FUNCTIONAL GROUP-Exercises Single Correct
  1. Nitrobenzene on eelctrolutic reduction gies :.

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  2. An orgnic compoud with the formula C3 H5 N hydrolysis forms a acid wh...

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  3. In order to distinguigh between C2H5NH2 and C6H5NH2 which of the fol...

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  4. The compound 1- (N-ethyl-N-methyl)- propanamine forms non-superimposab...

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  5. Which of the following will yield phenlhydrazine hydrochloride ?

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  6. Which of the following rooduces one mononitro and three isomeric dinit...

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  7. CHl3 overset (HNO3) (rarr) (X) ltbRgt In the above sequence , (X ) is ...

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  8. Which of the following is formed when RNH2 reacts with RCHO?

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  9. Which of the following represents the poinsonous gas which caused the ...

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  10. The conjugate base of (CH3) NH2^(o+) is :

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  11. Which of the following is the weakest base ?

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  12. Which of the following reactions does not yield an amine?

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  13. Primary and secondary amines are distinguished by :

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  14. Indicate which nitrogen compound amonfst the following would undergo H...

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  15. Pick up the correct stament :

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  16. The producet of the reaction of alcoholic silver nitrite with ethyl br...

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  17. The electrolytic reduction of nitrobenzene in strongly acidic medium p...

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  18. Azoxybenzene can be obtained by the treatment of mitro-benzene with :

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  19. Tertiary nitro compounds cannot show tautomerism becauses :

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  20. Diazo coupling is useful to prepare some :

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