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Which of the following carboxylic acids ...

Which of the following carboxylic acids undergoes decarboxylation easily ?

A

`C_(6)H_(5)COCOOH`

B

`C_(6)H_(5)COCH_(2)COOH`

C

`C_(6)H_(5)underset(OH)underset(|)CHCOOH`

D

`C_(6)H_(5)underset(NH_()2)underset(|)CHCOOH`

Text Solution

Verified by Experts

The correct Answer is:
B
(b) `beta`-keto acid upon heating undergoes decarboxylation via six membered cyclic transition state
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DINESH PUBLICATION-CARBOXYLIC ACIDS -MULTIPLE CHOICE QUESTION BANK (MCQB)
  1. Identify the final product of the following reaction :

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  2. Consider the following reaction underset("Ester(x)")underset()(C(4)H...

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  3. Which of the following carboxylic acids undergoes decarboxylation easi...

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  4. In the reaction C(6)H(5)CO OCH(3)overset(LiAlH(4))to? the products f...

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  5. The molecular weight of benzoic acid in benzene as determined by depre...

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  6. Which of the following compounds is most susceptible to a nucleophilic...

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  7. When propionic acid is treated with aqueous sodium bicarbonate, CO(2) ...

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  8. Ethyl easter overset(CH(3)MgBr)underset("excess")rarrP, the product P ...

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  9. When benzamide is treated with POCl(3) the product is

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  10. When reacts with CH(3)COO^(-)Na^(+) (excess), the

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  11. The correct order of acidity of the following is

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  12. The carboxyl functional group (-COOH) is present in :

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  13. The compound that undergoes decarboxylation most readily under mild c...

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  14. The major product(s) of the following reaction is (are)

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  15. P and Q are isomers of dicarboxylic acid C(4)H(4)O(4). Bothdecolorize ...

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  16. Among the following compounds, the one (s) that gives (gives) efferves...

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  17. The correct order of acidity for the following compounds is

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  18. The acids which do not contain a-COOH group are :

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  19. Phenol and benzoic acid may be distinguished by their reaction with :

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  20. Which of the following on oxidation with alkaline KMnO(4) followed by ...

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