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When acetaldehyde is treated with phenyl...

When acetaldehyde is treated with phenyl hydrazine , the medium should be :

A

highly basic

B

highly acidic

C

moderately acidic

D

neutral.

Text Solution

Verified by Experts

The correct Answer is:
C
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MODERN PUBLICATION-ALDEHYDES , KETONES AND CARBOXYLIC ACIDS-Multiple Choice Questions ( Level - I )
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  2. The aldol condensation of acetaldehyde results in the formation of :

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  3. When acetaldehyde is treated with phenyl hydrazine , the medium should...

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  4. Aldol condensation of acetaldehyde involves the formation of which of ...

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  5. If formaldehyde and KOH are heated , the product obtained is :

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  6. Benzaldehyde can be prepared by the oxidation of toluene by :

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  7. Identify Z in the following series, CH(2)=CH(2)overset(HBr)(to)Xover...

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  8. Crotonaldehyde on reduction with H(2) in the presence of nikel gives :

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  9. But - 2 enal on reduction with hydroborane (9-BBN) gives :

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  10. At room temperature formaldehyde is

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  11. Mesitylene is prepared from :

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  12. CH(3)COCH(3) can be obtained by :

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  13. Acetophenone os prepared by the reaction of following in the presence ...

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  14. Benzaldehyde when heated with conc . NaOH solution gives :

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  15. Acetal is formed by reacting alcohol in the presence of dry HCl with :

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  16. Benzaldehyde reacts with CH(3)NH(2) to give :

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  17. In Etard 's reaction toluene is oxidised to benzaldehyde using :

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  18. Reaction between diethyl cadmium and acetyl chloride leads to the form...

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  19. Identify the final product (Z) in the following sequence of reactions ...

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  20. Among the given compounds , the most susceptible to nucleophilic attac...

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