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When a ketone is condensed into an aldol...

When a ketone is condensed into an aldol, the reagent used is

A

Alkali

B

`NaHCO_3`

C

Bromine water

D

`Cl_2`

Text Solution

Verified by Experts

The correct Answer is:
A
Alkali used is`Ba(OH)_2`.
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ACCURATE PUBLICATION-ALDEHYDES ,KETONES AND CARBOOXALIC ACIDS-PART-A (ALDEHYDES AND KETONES -MULTIPLE CHOICE QUESTIONS (1 MARK))
  1. Aldol condensation will not be observed in

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  2. The compound obtained by the reduction of propionaldehyde by amalgamat...

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  3. When a ketone is condensed into an aldol, the reagent used is

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  4. How does O3 react with H C l

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  5. Acetaldehyde cannot exhibit :

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  6. Base catalyzed aldol condensation occurs with

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  7. Which of the aldehydes is most reactive towards nucleophilic addition?

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  8. Aldehyde and ketones cannot be distinguished by:

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  9. Which of the following is incorrect?

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  10. Reduction of > C = O to CH2 can be carried out with :

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  11. During reduction of carbonyl compound by H2"NN"H2 and KOH the first i...

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  12. Cross aldol condensation occurs between

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  13. Vinegar is solution of acetic acid which is :

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  14. Lower carboxylic acids are soluble in water due to

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  15. Carboxylic acids are more acidic than phenols and alcohols because of

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  16. The major product of nitration of benzoic acid is :

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  17. Which is false in case of carboxylic acids ?

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  18. The elimination of CO2 from carboxylic acids is known as

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  19. Which of the following has maximum acidic strength ?

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  20. The product obtained by the reaction of an aldehyde and hydroxyl amine...

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