Engineering
Chemistry
VSEPR Theory
Bond Length and Bond Angle Comparison
Question

The correct order of bond angle is

H2O > OF2 > SF2 > H2S

H2O > H2S > OF2 > SF2

H2O > OF2 > H2S > SF2

H2O > SF2 > OF2 > H2S

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Solution


Bond angle between H2O & OF2 is compared on the basis of Bent's rule.
FSF in SF2 >   HSH in H2S     :    From Drago's rule
FOF in OF2 >   FSF in SF2     :    On descending in a group for same substituents bond angle decreases.

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