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JEE Main Chemistry question

ChemistryClassification of Elements and Periodicity in PropertiesJEE Main

Which one of the elements has the maximum electron affinity?

Answer: (B)

Solution

Although fluorine has the highest electronegativity, its very small atomic size causes strong electron-electron repulsion in its compact 2p orbital when an extra electron is added, which lowers its electron affinity. Chlorine, being larger,

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Question ID VK-133281