CBSE 12th Chemistry Delhi Set 1 - 2023 | Aldehydes, Ketones and Carboxylic Acids Question 4 | Chemistry

CBSE 12th Chemistry Delhi Set 1 - 2023

MCQ (Single Correct Answer)

-0

Which one of the following has lowest $$\mathrm{pK}_{\mathrm{a}}$$ value?

$$\mathrm{CH}_3-\mathrm{COOH}$$

$$\mathrm{O}_2 \mathrm{N}-\mathrm{CH}_2-\mathrm{COOH}$$

$$\mathrm{Cl}-\mathrm{CH}_2-\mathrm{COOH}$$

$$\mathrm{HCOOH}$$

CBSE 12th Chemistry Delhi Set 1 - 2023

MCQ (Single Correct Answer)

-0

Assertion (A): Acetic acid but not formic acid can be halogenated in presence of red $$\mathrm{P}$$ and $$\mathrm{Cl}_2$$.

Reason (R): Acetic acid is a weaker acid than formic acid.

Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).

Both Assertion (A) and Reason (R) and true, but Reason (R) is not the correct explanation of the Assertion (A).

Assertion (A) is true, but Reason (R) is false.

Assertion (A) is false, but Reason (R) is true.

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