Match List-I with List-II List - I (Elements) List - II (Properties) (a) SF 4 ( i ) sp 3 d 2 (b) IF 5 ( ii ) d 2 sp 3 (c) NO 2 + ( iii ) sp 3 d (d) NH 4 + ( iv ) sp 3 ( v ) sp Choose the correct answer from the options given below:

(a)-(iii), (b)-(i), (c)-(v) and (d)-(iv)

(a)-(i), (b)-( ii), (c)-(v) and (d)-(iii)

(a)-(ii), (b)-(i), (c)-(iv) and (d)-(v)

(a)-(iv), (b)-(iii), (c)-(ii) and (d)-(v)

Resonance in carbonate ion CO 3 2 - is Which of the following is true?

CO 3 2 - has a single structure i.e., resonance hybrid of the above three structures.

It is possible to identify each structure individually by some physical or chemical method.

All these structures are in dynamic equilibrium with each other.

Each structure exists for equal amount of time.

Match List I with List II List I List II A. XeF 4 I.See-saw B. SF 4 II. Square planar C. NH 4 + III. Bent T - shaped D. BrF 3 IV. Tetrahedral Choose the correct answer from the options given below :

A - II , B - I , C - IV , D - III

A - IV , B - III , C - II , D - I

A - II , B - I , C - III , D - IV

A - IV , B - I , C - II , D - III

The magnetic behaviour of Li 2 O , Na 2 O 2 and KO 2 , respectively, are

diamagnetic, diamagnetic and paramagnetic

diamagnetic, paramagnetic and diamagnetic

paramagnetic, paramagnetic and diamagnetic

paramagnetic, diamagnetic and paramagnetic

E M B I B E

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 25 Feb 2021 Shift 2>Q 65

MEDIUM

JEE Main

IMPORTANT

Earn 100

Which among the following species has unequal bond lengths?

44.44% studentsanswered this correctly

Important Questions on Chemical Bonding and Molecular Structure

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 25 Feb 2021 Shift 1>Q 66

According to molecular orbital theory, the species among the following that does not exist is:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 24 Feb 2021 Shift 2>Q 67

The correct set from the following in which both pairs are in correct order of melting point is:

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 24 Feb 2021 Shift 2>Q 68

The correct shape and

I - I - I

bond angles respectively in

I_{3}^{-}

ion are:

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 24 Feb 2021 Shift 1>Q 69

Which of the following are isostructural pairs?

A. ${SO}_{4}^{2 -}$ and ${CrO}_{4}^{2 -}$

B. ${SiCl}_{4}$ and ${TiCl}_{4}$

C. ${NH}_{3}$ and ${NO}_{3}^{-}$

D. ${BCl}_{3}$ and ${BrCl}_{3}$

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 22 July 2021 Shift 1>Q 70

Which of the following compounds does not exhibit resonance ?

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 22 July 2021 Shift 1>Q 71

Match List-I with List-II

	List - I (Elements)		List - II (Properties)
(a)	${SF}_{4}$	$(i)$	${sp}^{3} d^{2}$
(b)	${IF}_{5}$	$(ii)$	$d^{2} {sp}^{3}$
(c)	${NO}_{2}^{+}$	$(iii)$	${sp}^{3} d$
(d)	${NH}_{4}^{+}$	$(iv)$	${sp}^{3}$
		$(v)$	$sp$

Choose the correct answer from the options given below:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 20 July 2021 Shift 2>Q 72

The hybridisations of the atomic orbitals of nitrogen in

{NO}_{2}^{-}, {NO}_{2}^{+}

and

{NH}_{4}^{+}

respectively are.

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 13 - Chemical Bonding and Molecular Structure>JEE Main - 20 July 2021 Shift 1>Q 73

According to the valence bond theory the hybridization of central metal atom is

{dsp}^{2}

for which one of the following compounds?

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