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JEE Main Chemistry question

ChemistryClassification of Elements and Periodicity in PropertiesJEE Main

The electronic configuration of the element with maximum electron affinity is [Kerala CEE 2008]

Answer: (C)

Solution

Option (C) is chlorine (), which has the highest electron affinity of all elements because its moderate atomic size allows efficient nuclear attraction without the strong inter-electronic repulsion seen in the very small fluorine atom (option B, ). Option (A) is nitrogen, with a

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Question ID VK-133102