Statement-I: All $F - S - F$ angles in ${SF}_{4}$ are greater than $90 °$ but less than $180 °$
Statement-2: The bond pair-bond pair repulsion is weaker than lone pair-bond pair repulsion

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Statement-I is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-I.

Statement-1 is False, Statement-2 is True.

Statement-1 is True, Statement-2 is False

Statement-I is True, Statement-2 is True, Statement-2 Is NOT a correct explanation for Statement-I.

answer is D.

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Detailed Solution

"The bond pair-bond pair repulsion is weaker than lone pair-bond pair repulsion" is correct

The repulsion is stronger because the electrons in a lone pair are not involved in bonding and are thus free. The repulsion between a lone pair and a bond pair is somewhat greater than that between a bond pair and a bond pair due to one free electron.

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