1

Introduction to Matter in Our Surroundings

2

States of Matter

3

Change in States of Matter

4

Evaporation

1

Solving Questions – Part 1

2

Solving Questions – Part 2

3

Solving Questions – Part 3

4

Solving Questions – Part 4

5

Exercises – Part 1

1

Exercises – Part 2

2

Recap

1

Introduction

2

Types of Mixtures; Solutions

1

Separating the Components of a Mixture – Part 2

2

Chromatography and Crystallization

3

Physical and Chemical Changes

1

Text Book Questions

2

Exercise 1,2 & 5

3

Exercise 3

4

Exercise 4,6,7,8,9,10,11

1

Introduction

2

Atoms, Elements

3

Modern Day Symbols of Atoms of Different Elements

4

Atomic Mass

1

Molecules of Elements and Compounds ; Ions

2

Writing Chemical Formula – Part 1

3

Writing Chemical Formula – Part 2

4

Molecular Mass and Mole Concept

1

Example 3.3, 3.4, 3.5

1

Introduction

2

Rutherford’s Model of an Atom – Part 1

3

Rutherford’s Model of an Atom – Part 2

1

Distribution of Electrons in Shells

2

Valency (Combining Capacity)

3

How to Calculate Valency?

4

Isotopes, Isobars, Atomic Number, Mass Number