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Which of the following compounds will un...

Which of the following compounds will undergo self aldol condensation in the presence of cold dilute alkali ?

A

`CH_(2)=CH-CHO`

B

`CH-=C-CHO`

C

`C_(6)H_(5)CHO`

D

`CH_(3)CH_(2)CHO.`

Text Solution

Verified by Experts

The correct Answer is:
D
Aldehydes which contain a `alpha-` hydrogen on a saturated carbon, i.e., `CH_(3)CH_(2)CHO` undergo aldol condensation.
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DISHA PUBLICATION-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-Exercise - 1 : Concept Builder (Topicwise) (TOPIC 2 : Properties of Carbonyl Compounds)
  1. (CH(3))(2)C=CHCOCH(3) can be oxidised to (CH(3))(2) C=CHCOOH by

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  2. Aldehydes and ketones will not form crystalline derivatives with

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  3. Which of the following compounds will undergo self aldol condensation ...

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  4. Appropriate reducing agent for the following conversion is - CH(2)=C...

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  5. Which of the following is a disproportionation reaction ?

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  6. The reactant ( X) in the reaction, ( X) underset( (CH(3)CO)(2)O) ove...

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  7. underset((A))(C(16)H(16))overset(O(3))rarr underset(C(8)H(8)O)((B))ove...

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  8. Ph-overset(O)overset(||)(C)-OH overset(SOCl(2))(to)(A) underset(Pd- Ba...

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  9. Arrange the followoing carbonyl compounds in decreasing order of their...

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  10. In the above reaction, product (B) is :

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  11. Which of the major product of the following reaction? CH(3)-overset(O...

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  12. Arrange the following compounds in order of their reactivity toward Li...

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  13. Which one of the following compounds will be most readily dehydrated?

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  14. Acetone is treated with excess of ethanol in the presence of hydrochlo...

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  15. Consider the reaction RCHO + NH(2)NH(2) rarr R - CH = N NH(2) What...

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  16. Which of the following compounds will give a yellow precipitate with i...

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  17. The order of stability of the following tautomeric compounds is (i)....

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  18. Which one is most reactive towards nucleophilic addition reaction?

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  19. An organic compound 'X' having molecular formula C(5)H(10)O yield phen...

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  20. Reaction of carbonyl compound with one of the following reagents invol...

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