NEET 2026 Chemistry question

Among the following options, the correct trend in the electron gain enthalpy is

(1)
(2)
(3)Correct
(4)

Answer: (3)

Solution

Magnitude of negative electron gain enthalpy (kJ/mol): Cl (-349) > F (-328) > Br (-325) > I (-295). Fluorine is out of order because of its very small size: strong inter-electronic repulsion in the compact

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Question ID VK-105039