Duration: 4:42

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(1) If both Assertion (A) and Reason (R) are True and the Reason (R) is a correct explanation of the Assertion (A).
(2) If both Assertion (A) and Reason (R) are True but Reason \( (\mathrm{R}) \) is not a correct explanation of the Assertion (A).
(3) If Assertion (A) is True but the Reason (R) is False.
(4) Assertion (A) is False but Reason (R) is True.
Assertion (A): \( \mathrm{NF}_{3} \) is weaker ligand than \( \mathrm{N}\left(\mathrm{CH}_{3}\right)_{3} \).
Reason \( (\mathbf{R}) \) : \( \mathrm{NF}_{3} \) ionizes to give \( \mathrm{F}^{-} \)ions in aqueous solution.
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