Assertion :All $F - S - F$ bond angles in ${S F}_{4}$ are greater than $90^{o}$ but lesser than $180^{o}$ . Reason: The lone pair-bond pair repulsion is weaker than bond pair-bond pair repulsion

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is C Assertion is correct but Reason is incorrect
Option (C) is correct.Bond angles in ${S F}_{4}$ $({s p}^{3} d^{2})$ are $116^{o}$ .
$R$ : The lone pair-bond pair repulsion is greater than bond pair-bond pair repulsion

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Similar questions

Q. Assertion: All

F - S - F

angle in

S F_{4}

are greater than

90^{o}

but less than

180^{o}

.
Reason: The lone pair-bond pair repulsion is weaker than bond pair-bond pair repulsion.

Q. Assertion :All

F - S - F

angles in

{S F}_{4}

is greater than

90^{o}

but lesser than

180^{o}

. Reason: The lone pair-bond pair repulsion is stronger than bond pair-bond pair repulsion.

Assertion (A) Bond angle in ethers is slightly less than the tetrahedral angle.
Reason (R) There is a repulsion between the two bulky (- R) groups.
(a) Assertion and reason both are correct and reason is correct explanation of assertion.
(b) Assertion and reason both are wrong statements.
(c) Assertion is correct statement but reason is wrong statement.
(d) Assertion is wrong statement but reason is correct statement.
(e) Both assertion and reason are correct statements but reason is not correct explanation of assertion.

Q. Read the assertion and reason carefully to mark the correct option out of the options given below:
(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.
(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.
(c) If assertion is true but reason is false.
(d) If assertion and reason both are false.

Assertion : HOF bond angle is greater than HOCl bond angle.
Reason : Oxygen is more electronegative than halogens

Q. Assertion : In the bonding molecular orbital (MO) of

H_{2}

, the electron density is increased between the nuclei.
Reason : The bonding MO is

ψ_{A} + ψ_{B}

, which shows destructive interference of the combining electron waves.

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Assertion :All F−S−F bond angles in SF4 are greater than 90o but lesser than 180o. Reason: The lone pair-bond pair repulsion is weaker than bond pair-bond pair repulsion

The correct option is C Assertion is correct but Reason is incorrectOption (C) is correct.Bond angles in SF4 (sp3d2) are 116o.R: The lone pair-bond pair repulsion is greater than bond pair-bond pair repulsion

Assertion :All $F - S - F$ bond angles in ${S F}_{4}$ are greater than $90^{o}$ but lesser than $180^{o}$ . Reason: The lone pair-bond pair repulsion is weaker than bond pair-bond pair repulsion

The correct option is C Assertion is correct but Reason is incorrect
Option (C) is correct.Bond angles in ${S F}_{4}$ $({s p}^{3} d^{2})$ are $116^{o}$ .
$R$ : The lone pair-bond pair repulsion is greater than bond pair-bond pair repulsion