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Byju's Answer

Standard XII

Chemistry

Shape and Geometry Using VSEPR

Assertion :Al...

Question

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.

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 A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Option $(A)$ is correct.
${S F}_{4}$ has ${s p}^{3} d$ structure and bond angles are $186^{o}$ and $116^{o}$ .

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Similar questions

Q. 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

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.

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. 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 is false but reason is true.
Assertion: Fluorine is stronger oxidizing agent than chlorine
Reason: High F-F bond dissociation enthalpy and low hydration enthalpy of F^-.

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

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for AssertionOption (A) is correct.SF4 has sp3d structure and bond angles are 186o and 116o.

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.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Option $(A)$ is correct.
${S F}_{4}$ has ${s p}^{3} d$ structure and bond angles are $186^{o}$ and $116^{o}$ .