JEE Main Chemistry question

The increasing order of the first ionization enthalpies of the elements B, P, S and F (lower first) is:

Answer: (D)

Solution

Approximate first IE values: B ≈ 8.3 eV, S ≈ 10.36 eV, P ≈ 10.49 eV, F ≈ 17.4 eV. Sulfur's IE is slightly below

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Question ID VK-156617