Organic Chemistry Basics - Result Question 107

Assertion and Reason

Read the following questions and answer as per the direction given below:

(a) Statement I is correct; Statement II is correct; Statement II is the correct explanation of Statement I

(b) Statement I is correct; Statement II is correct; Statement II is not the correct explanation of Statement I

(c) Statement I is correct; Statement II is incorrect

(d) Statement I is incorrect; Statement II is correct

59.

Statement I $p$-nitrophenol is a stronger acid than $o$-nitrophenol.

Statement II Intramolecular hydrogen bonding make the $o$-isomer weaker acid than $p$-isomer.

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Answer:

Correct Answer: 59. (a)

Solution:

  1. Statement I is correct; Statement II is correct; Statement II is the correct explanation of Statement I.

Intramolecular $H$-bonding discourage release of $H^{+}$to some extent, hence weaker acid than its para isomer.

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