Q.

Which one of the following statements is incorrect?

Moderate

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By Expert Faculty of Sri Chaitanya

Greater is the nuclear charge, greater is the electron affinity.

Neon has zero electron affinity.

Electron affinity decreases from fluorine to iodine in the group.

Electron affinity decreases in going down a group and increases across period from the left to the right (→)

answer is 3.

(Detailed Solution Below)

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Detailed Solution

There is an exception in EA values of F and Cl.Therefore, EA order is Cl > F > Br > I.(More negative to less negative)

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