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According to the Lewis formula of $O_{3}$ , the correct option is

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Important Questions on Chemical Bonding

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Draw the Lewis dot structure of

N_{2}

molecule. (atomic number of

N

7

)

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The compound(s) with two lone pairs of electrons on the central atom is (are)

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Draw the electron dot structure of Sodium chloride.

[Na = 11, Cl = 17]

HARD

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The number of lone pairs present in

{SF}_{4}

and

{XeF}_{4}

respectively, are

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Which of the following represents the most stable Lewis dot formula for

{CO}_{3}^{2 -}

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Draw the electron dot structure of the following: ${CO}_{2}$

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Write the molecular formula of ethene and draw its electron dot structure.

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The total number of lone pairs of electrons on oxygen atoms of ozone is

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Nitrogen shows maximum covalency of

4

where as other heavier elements of the group show higher covalency because.

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The ion that is isoelectronic with

CO

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Amongst

{SF}_{4}, {XeF}_{4}, {CH}_{4}

and

H_{2} O

, the number of species with two lone pairs of electrons at central atom is

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Total number of lone pair of electrons in

{I_{3}}^{-}

ion is:

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The sum of number of lone pairs of electrons present on the central atoms of

{XeO}_{3}, {XeOF}_{4}

and

{XeF}_{6}

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Draw the electron dot structure of the following:

${CH}_{4}$

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Number of lone pairs of electrons in the central atom of

{SCl}_{2}, O_{3}, {ClF}_{3}

and

{SF}_{6}

, respectively, are

HARD

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The number of molecules from the following which contain only two lone pair of electrons is _____________

$H_{2} O, N_{2}, CO, {XeF}_{4}, {NH}_{3}, NO, {CO}_{2}, F_{2}$

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Match List I with List II

List I (molecules/ions)		List II (No. of lone pairs of $e^{-}$ on central atom)
(A)	${IF}_{7}$	I.	Three
(B)	${ICl}_{4}^{-}$	II.	One
(C)	${XeF}_{6}$	III.	Two
(D)	${XeF}_{2}$	IV.	Zero

Choose the correct answer from the options given below:

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Which of the following sets has Lewis acid behaviour for all the components ?

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

Which of the following pair contains

2

lone pair of electrons on the central atom?

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding>Lewis Structures

The numbers of lone pair and bond pairs in hydrazine are, respectively:

$σ$ bonds	$π$ bonds	lone pairs of electrons
$2$	$1$	$3$

$σ$ bonds	$π$ bonds	lone pairs of electrons
$2$	$1$	$6$

According to the Lewis formula of O3, the correct option is

Important Questions on Chemical Bonding

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According to the Lewis formula of $O_{3}$ , the correct option is