NCERT Solutions for Class 11 Chemistry Chapter 4 Free PDF Download

NCERT Solutions for Class 11 Chemistry Chapter 4 – Chemical Bonding and Molecular Structure

NCERT solutions for class 11 chemistry chapter 4 helps you to quickly grasp all the basic concepts and learning the fundamentals of Chemistry. NCERT solutions for class 11 chemistry chapter 4 provides appropriate answers to the question given in the textbook.

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CBSE Class 11 Chemistry Chapter 4 – Chemical Bonding and Molecular Structure

In NCERT solutions for class 11 chemistry chapter 4, you will study the relationship between molecules, their structural representation and correlation, Kossel-Lewis Approach, octet rule and its limitations, different types of bonds, VSEPR theory, valence bond approach for the formation of covalent bonds, directional properties of covalent bonds, different types of hybridisation, molecular orbital theory, hydrogen bond.

Sub-topics covered under Class 11 Chemistry Chapter 4 NCERT Solutions

• 4.1 – Kossel-Lewis Approach to Chemical Bonding
• 4.1.1 – Octet Rule
• 4.1.2 – Covalent Bond
• 4.1.3 – Lewis Representation of Simple Molecules (the Lewis Structures)
• 4.1.4 – Formal Charge
• 4.1.5 – Limitations of the Octet Rule
• 4.2 – Ionic or Electrovalent Bond
• 4.2.1 – Lattice Enthalpy
• 4.3 – Bond Parameters
• 4.3.1 – Bond Length
• 4.3.2 – Bond Angle
• 4.3.3 – Bond Enthalpy
• 4.3.4 – Bond Order
• 4.3.5 – Resonance Structures
• 4.3.6 – Polarity of Bonds
• 4.4 – The Valence Shell Electron Pair Repulsion (VSEPR) Theory
• 4.5 – Valence Bond Theory
• 4.5.1 – Orbital Overlap Concept
• 4.5.2 – Directional Properties of Bonds
• 4.5.3 – Overlapping of Atomic Orbitals
• 4.5.4 – Types of Overlapping and Nature of Covalent Bonds
• 4.5.5 – Strength of Sigma and pi bonds
• 4.6 – Hybridisation
• 4.6.1 – Types of Hybridisation
• 4.6.2 – Other Examples of sp3, sp2, and sp Hybridisation
• 4.6.3 – Hybridisation of Elements involving d Orbitals
• 4.7 – Molecular Orbital Theory
• 4.7.1 – Formation of Molecular Orbitals Linear Combination of Atomic Orbitals (LCAO)
• 4.7.2 – Conditions for the Combination of Atomic Orbitals
• 4.7.3 – Types of Molecular Orbitals
• 4.7.4 – Energy Level Diagram for Molecular Orbitals
• 4.7.5 – Electronic Configuration and Molecular Behaviour
• 4.8 – Bonding in some Homonuclear diatomic molecules
• 4.9 – Hydrogen Bonding
• 4.9.1 – Cause of Formation of Hydrogen Bond
• 4.9.2 – Types of H-Bonds.

NCERT Solutions for Class 11 Chemistry Chapter 4 

In NCERT solutions for class 11 chemistry chapter 4, you will learn about some important topic like VSEPR theory, Lewis structure, the concept of hybridization. Let us now discuss the subtopics include in NCERT solutions for class 11 chemistry chapter 4.

4.1 – Kossel-Lewis Approach to Chemical Bonding

In this Kossel-Lewis Approach is explained.

4.1.1 – Octet Rule

In this octet rule of a bond is explained.

4.1.2 – Covalent Bond

In this formation of a covalent bond is explained.

4.1.3 – Lewis Representation of Simple Molecules (the Lewis Structures)

In this Lewis Structures of a bond is explained.

4.1.4 – Formal Charge

In this, you will study about the charge of ions in polyatomic molecules.

4.1.5 – Limitations of the Octet Rule

In this exceptions of octet rule is given.

4.2 – Ionic or Electrovalent Bond

In this stability and characteristic of a bond is explained.

4.2.1 – Lattice Enthalpy

In this, you will learn about the energy required when an ionic bond break and Born-Haber cycles.

4.3 – Bond Parameters

In this, you will learn all the characteristics of a bond.

4.3.1 – Bond Length

In this, you will learn the distance between two nuclei i.e. length of the bond.

4.3.2 – Bond Angle

In this, you will learn about the angle formed during the formation of a bond.

4.3.3 – Bond Enthalpy

In this, you will learn about the energy released during bond formation.

4.3.4 – Bond Order

In this, you will learn about a number of covalent bonds present in one molecule.

4.3.5 – Resonance Structures

In this, you will learn the representation of the accurate structure of the molecule.

4.3.6 – Polarity of Bonds

In this, you will learn the dipole moment.

4.4 – The Valence Shell Electron Pair Repulsion (VSEPR) Theory

In this, you will learn to predict the shapes of the molecules according to VSEPR theory.

4.5 – Valence Bond Theory

In this, you will study valance bond theory and its properties.

4.5.1 – Orbital Overlap Concept

In this, you will study the overlapping of the orbitals.

4.5.2 – Directional Properties of Bonds

In this, you will study the direction of orientation of bond.

4.5.3 – Overlapping of Atomic Orbitals

In this study the direction of orientation of bond in the positive, negative phase.

4.5.4 – Types of Overlapping and Nature of Covalent Bonds

In this, you will study types of overlapping such as s-s, s-p overlapping, etc.

4.5.5 – Strength of Sigma and pi bonds

In this, you will study the strength of bonds.

4.6 – Hybridisation

In this, you will study the concept of hybridization in detail.

4.6.1 – Types of Hybridisation

In this, you will study types of hybridization.

4.6.2 – Other Examples of sp3, sp2, and sp Hybridisation

In this, you will study the different examples of hybridization.

4.6.3 – Hybridisation of Elements involving d Orbitals

In this, you will study the concept of hybridization in d orbital.

4.7 – Molecular Orbital Theory

In this molecular and antibonding, the orbital theory is explained.

4.7.1 – Formation of Molecular Orbitals Linear Combination of Atomic Orbitals (LCAO)

In this, you will predict the mixing of orbitals form a molecular orbital.

4.7.2 – Conditions for the Combination of Atomic Orbitals

In this, you will learn the condition necessary for bond formation.

4.7.3 – Types of Molecular Orbitals

In this the types of molecular orbital given.

4.7.4 – Energy Level Diagram for Molecular Orbitals

In this, the energy level diagram is explained.

4.7.5 – Electronic Configuration and Molecular Behaviour

In this electronic configuration and behavior of molecules is explained.

4.8 – Bonding in some Homonuclear diatomic molecules

In this bonding of diatomic molecules is explained.

4.9 – Hydrogen Bonding

In this hydrogen bond is explained.

4.9.1 – Cause of Formation of Hydrogen Bond

In this formation of bond explained.

4.9.2 – Types of H-Bonds.

In this, different types of hydrogen bond are explained.

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