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(A) Formic acid is a weaker acid than ac...

(A) Formic acid is a weaker acid than acetic acid.
(R) `pK_(a)` of formic acid is less than acetic acid.

A

If both (A) and (R) are correct and (R) is the correct explanation of (A).

B

If both (A) and (R) are correct but (R) is not correct explanation of (A).

C

If (A) is correct but (R) is incorrect.

D

If (A) is incorrect but (R) is correct.

Text Solution

Verified by Experts

The correct Answer is:
D
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OP TANDON-CARBOXYLIC ACIDS AND THEIR DERIVATIVES-Objective questions
  1. (A) Formic acid reduces mercuric chloride. (R) Formic acid has reduc...

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  2. (A) (CH(3))(3)C-COOH does not give HVZ reaction. (R) It does not hav...

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  3. (A) Formic acid is a weaker acid than acetic acid. (R) pK(a) of form...

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  4. (A) Carboxylic acids (R-overset(O)overset(||)C-OH) have a carbonyl gro...

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  5. (A) The pK(a) value of acetic acid is lower than that of phenol. ( R...

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  6. (A) HClO(4) is stronger acid than HClO(3). (R ) Oxidation state of C...

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  7. (A) The molecular weight of acetic acid determined by depression in fr...

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  8. (A) p-Hydroxy benzoic acid has a lower boiling point than o-hydroxy be...

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  9. (A) Benzoic acid and phenol can be distinguished by NaOH. (R) Benzoi...

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  10. Statement-I: Benzoic acid on nitration will give m- nitrao benzoic aci...

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  11. The formula (RCO)(2)O represents:

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  12. The formula of ethyl ethanoate is:

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  13. Acetic anhydride is prepared by:

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  14. Ammonium acetate on heating gives:

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  15. The reaction between acid and alcohol is known as:

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  16. The reaction of acetamide with bromine and caustic potash gives:

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  17. When ammonium cyanate is heated, we get:

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  18. Hofmann bromamide or hypobromite reaction is given by:

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  19. Which will liberate ammonia when boiled with NaOH solution?

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  20. Alkaline hydrolysis of an ester is called:

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