JEE Main Chemistry question

**Statement 1:** NaCl is more ionic than NaI. **Statement 2:** Chlorine is more electronegative than iodine.

(A)Assertion is True, Reason is True; Reason is the correct explanation for Assertion
(B)Assertion is True, Reason is True; Reason is not the correct explanation for AssertionCorrect
(C)Assertion is True, Reason is False
(D)Assertion is False, Reason is True

Answer: (B)

Solution

Both statements are true: NaCl is indeed more ionic than NaI, and Cl is indeed more electronegative than I. However, the standard explanation (via Fajan's rule) for NaI's greater covalent character is

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Question ID VK-156204