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Standard XII

Chemistry

Shape and Geometry Using VSEPR

Assertion :Th...

Question

Assertion :The $S - S - S$ bond angle in $S_{8}$ molecule is $105^{o}$ . Reason: $S_{8}$ has V-shape.

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.
$S_{8}$ has puckered ring or crown shaped structure.

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Similar questions

Q. Assertion: The compressibility factor for

H_{2}

and

H e

(1 + \frac{P b}{R T})

Reason: The compressibility factor for

H_{2}

and

H e

can be derived from Van der Waal's equation.

Q. Assertion : Two electrons of helium atom are placed in only one shell but three electrons of lithium need two shells.
Reason: A shell can have maximum

{2n}^{2}

electrons.

Q. Assertion: The impurities such as

{SiO}_{2}

present in iron ore is removed by

{CaCO}_{3}

.

Reason:

CaO

formed by decomposition of

{CaCO}_{3}

reacts with

{SiO}_{2}

to form slag.

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.

Assertion – The non-fusible impurities present in iron ore are removed by $C a C O_{3}$ .

Reason: $C a C O_{3}$ which decomposes into $C a O$ and $C O_{2}$ . The $C a O$ formed reacts with $S i O_{2}$ to remove silica

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Assertion :The S−S−S bond angle in S8 molecule is 105o. Reason: S8 has V-shape.

The correct option is C Assertion is correct but Reason is incorrectOption (C) is correct.S8 has puckered ring or crown shaped structure.

Assertion :The $S - S - S$ bond angle in $S_{8}$ molecule is $105^{o}$ . Reason: $S_{8}$ has V-shape.

The correct option is C Assertion is correct but Reason is incorrect
Option (C) is correct.
$S_{8}$ has puckered ring or crown shaped structure.