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Among the following acids, which has the...

Among the following acids, which has the lowest `pK_(a)` value?

A

` CH_(3)COOH `

B

HCOOH

C

`(CH_(3))_(2)CH- COOH`

D

`CH_(3)CH_(2)COOH`

Text Solution

Verified by Experts

The correct Answer is:
B
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OP TANDON-CARBOXYLIC ACIDS AND THEIR DERIVATIVES-Objective questions
  1. Identify the method by which Me(3)"CC"O(2)H can be prepared:

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  2. The correct increasing order of the acid strength of acids, butyric ac...

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  3. Among the following acids, which has the lowest pK(a) value?

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  4. Products of the following reaction, CH(3)-Cequiv"CC"H(2)CH(3)underse...

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  5. A set of reactions yielded a product (D): CH(3)COOHoverset(SOCl(2))t...

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  6. Identify X and Y in the following sequence of reactions respectively: ...

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  7. The correct order of increasing acid strength of the compounds: (A) ...

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  8. The d (+)lactic acid is obtained from:

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  9. An acid reacts with isotopically labelled methanol to produce:

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  10. Amount of oxalic acid present in a solution can be determined by its t...

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  11. An orgainc compound A upon reacting with NH(3) gives B On heating B gi...

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  12. When acetyl chloride reacts with sodium propionate, the product formed...

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  13. In the reaction CH(3)CH(2)COONH(4)overset(P(2)O(5))to(A)overset(H^(+...

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  14. Arrange the following carboxylic acids in the decreasing order of thei...

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  15. Corrosive sublimate (HgCl(2)) can be used to distinguish between

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  16. Monocarboxylic acids react with alcohols in presence of an acid cataly...

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  17. Which of the following is not the functional isomer of monocarboxylic ...

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  18. Identify the product ' Y' in the following reaction sequence:

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  19. In a set of the given reactions, acetic acid yields a product C. CH(...

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  20. C(6)H(5)COOH on heating with Na(2)CO(3) releases

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