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JEE Main Chemistry question

ChemistryClassification of Elements and Periodicity in PropertiesJEE Main

The correct order of electron affinities of the halogens is [Indraprastha CET 2009, CG PET 2009]

Answer: (C)

Solution

Fluorine's electron affinity is anomalously lower than chlorine's because the incoming electron experiences

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Question ID VK-145790