MCQ Questions for Class 11 Chemistry Chapter 4 Chemical Bonding and Molecular Structure with Answers

Chemical Bonding and Molecular Structure Class 11 Chemistry MCQs Questions with Answers

Check the below NCERT MCQ Questions for Class 11 Chemistry Chapter 4 Chemical Bonding and Molecular Structure with Answers Pdf free download. MCQ Questions for Class 11 Chemistry with Answers were prepared based on the latest exam pattern. We have Provided Chemical Bonding and Molecular Structure Class 11 Chemistry MCQs Questions with Answers to help students understand the concept very well.

Class 11 Chemistry Chapter 4 Quiz

Class 11 Chemistry Chapter 4 MCQ Online Test

You can refer to NCERT Solutions for Class 11 Chemistry Chapter 4 Chemical Bonding and Molecular Structure to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Chemical Bonding and Molecular Structure Class 11 Chemistry MCQ online test

Q1.	Based on VSEPR theory, the number of 90° F-Br-F angles in BrF₅ is
	A.0
	B.2
	C.4
	D.8

Ans: 0

Q2.	The hybrid state of sulphur in SO₂ molecule is :
	A.sp²
	B.sp³
	C.sp
	D.sp³d

Ans: sp²

Q3.	In allene (C₃H₄), the type(s) of hybridisation of the carbon atoms is (are)
	A.sp and sp³
	B.sp and sp²
	C.Only sp²
	D.sp² and sp³

Ans: sp and sp²

Q4.	The state of hybridization of the central atom and the number of lone pairs over the central atom in POCl₃ are
	A.sp, 0
	B.sp², 0
	C.sp³, 0
	D.dsp², 1

Ans: sp³, 0

Q5.	The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizing order of the polarizing power of the cationic species, K⁺, Ca²⁺, Mg²⁺, Be²⁺?
	A.Ca²⁺ < Mg²⁺ < Be⁺ < K⁺
	B.Mg²⁺ < Be²⁺ < K⁺ < Ca²⁺
	C.Be²⁺ < K⁺ < Ca²⁺ < Mg²⁺
	D.K⁺ < Ca²⁺ < Mg²⁺ < Be²⁺

Ans: K⁺ < Ca²⁺ < Mg²⁺ < Be²⁺

Q6.	Which one of the following does not have sp² hybridised carbon?
	A.Acetone
	B.Acetic acid
	C.Acetonitrile
	D.Acetamide

Ans: Acetonitrile

Q7.	Which one of the following is paramagnetic?
	A.NO⁺
	B.CO
	C.O₂^–
	D.CN

Ans: O₂^–

Q8.	Which of the following structures will have a bond angle of 120° around the central atom?
	A.Linear
	B.Tetrahedral
	C.Triangular
	D.Square planar

Ans: Triangular

Q9.	An atom of an element A has three electrons in its outermost orbit and that of B has six electrons in its outermost orbit. The formula of the compound between these two will be
	A.A₃ B₆
	B.A₂ B₃
	C.A₃ B₂
	D.A₂ B

Ans: A₂ B₃

Q10.	In which of the following , the angle around the central atom is largest?
	A.CS₂
	B.SF₄
	C.SO₂
	D.BBR₃

Ans: SF₄

Q11.	Based on lattice enthalpy and other considerations which one the following alkali metals chlorides is expected to have the higher melting point?
	A.RbCl
	B.KCl
	C.NaCl
	D.LiCl

Ans: NaCl

Q12.	In which of the following substances, the intermolecular forces are hydrogen bonds?
	A.Hydrogen Chloride
	B.Hydrogen Sulphide
	C.Dry Ice
	D.Ice

Ans: Ice

Q13.	Which one of the following pairs of species have the same bond order?
	A.CN⁻ and NO⁺
	B.CN⁻ and CN⁺
	C.O₂⁻ and CN⁻
	D.NO⁺ and CN⁺

Ans: NO⁺ and CN⁺

Q14.	Dipole-induced dipole interactions are present in which of the following pairs?
	A.H₂O and alcohol
	B.Cl₂ and CCl₄
	C.HCl and He atoms
	D.SiF₄ and He atoms

Ans: HCl and He atoms

Q15.	In allene (C₃H₄), the type(s) of hybridisation of the carbon atoms is (are)
	A.sp and sp³
	B.sp and sp²
	C.Only sp²
	D.sp² and sp³

Ans: sp and sp²

Q16.	The weakest interparticle forces are found in which of the following?
	A.Ionic Solids
	B.Metallic Solids
	C.Molecular Solids
	D.All types of solids are equal in terms of interparticle forces.

Ans: Molecular Solids

Q17.	Which of the following types of hybridisation leads to three dimensional geometry of bonds around the carbon atom ?
	A.sp
	B.sp²
	C.sp³
	D.None of these

Ans: sp²

Q18.	If the bond length and dipole moment of a diatomic molecule are 1.25 A and 1.0 D respectively, what is the percent ionic character of the bond?
	A.10.66
	B.12.33
	C.16.66
	D.19.33

Ans: 16.66

Q19.	The number of types of bonds between two carbon atoms in calcium carbide is
	A.Two sigma, two pi
	B.One sigma, two pi
	C.One sigma, one pi
	D.Two sigma, one pi