JEE Advanced Chemistry question

Which of the following atoms has the highest ionization energy?

(A)FCorrect
(B)Cl
(C)Br
(D)I

Answer: (A)

Solution

Within a group, ionisation energy decreases steadily going down due to increasing atomic size (the outermost electron is progressively farther from, and more shielded from, the

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Question ID VK-159365