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Question

Which of these molecules have non-bonding electron pairs on the central atom?
I : SF4 II : ICl3 III: SO2

A
II only
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B
I and II only
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C
I and III only
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D
I, II and III
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Solution

The correct option is C I, II and III
SF4 molecule has one non-bonding electron pair on the central atom Sulfur.

ICl3 molecule has two non-bonding electron pairs on the central atom Iodine.

SO2 molecule has one non-bonding electron pair on the central atom Sulfur.

So the answer is D.

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