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Benzaldehyde reacts with phenyl hydrazin...

Benzaldehyde reacts with phenyl hydrazine to form the product .

A

`(CH_(3))_(2)C=N NHC_(6)H_(5)`

B

`C_(6)H_(5)CH=N NH_(2)`

C

`C_(6)H_(5)CH= N NHC_(6)H_(5)`

D

`C_(6)H_(5)CH_(2)N NHC_(6)H_(5)`.

Text Solution

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The correct Answer is:
C

`C_(6)H_(5)CHO+H_(2)N NHC_(6)H_(5)overset(H^(+))(to)C_(6)H_(5)CH=N NHC_(6)H_(5)`
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MODERN PUBLICATION-ALDEHYDES , KETONES AND CARBOXYLIC ACIDS-Multiple Choice Questions ( Level - I )
  1. The reaction 2C(6)H(5)CHOoverset(50% NaOH)rarrC(6)H(5)COONA+C(6)H(5)...

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  2. Aldehydes give silver mirror test with ammoniacal silver nitrate solut...

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  3. Benzaldehyde reacts with phenyl hydrazine to form the product .

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  4. Benzaldehyde on reduction with NaBH(4) gives :

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  5. Meta formaldehyde is a :

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  6. Acetaldehyde reacts with thionyl chloride to give (the main product )...

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  7. Three moles of acetone condense in the presence of dry HCl to form :

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  8. In Clemmensen 's reduction of aldehydes and ketones , the reducing age...

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  9. Benzaldehhyde reacts with ammonia to give :

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  10. At room temperature , in the presence of traces of conc . H(2)SO(4) , ...

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  11. Which of the following is most difficult to oxidise ?

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  12. With zinc amalgam and hydrochloric acid , carbonyl compounds are reduc...

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  13. Which of the following represents Wolf Kishner reduction reaction ?

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  14. Which of the following has maximum boiling point ?

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  15. Aldehydes react with ammonia in the presence of traces of acids to giv...

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  16. Aldehydes acts as :

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  17. Aldehydes having no alpha hyfrogen atoms undergo :

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  18. Cannizzaro's reaction involves :

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  19. Benzyl alcohol is obtained from benzaldehyde by :

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  20. Hydrogenation of benzoyl chloride in the presence of Pd on BaSO(4) giv...

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