Here I am going to provide** List of Topics Removed for All Subjects CBSE Class 10 Session 2022-23**. I hope that this will certainly help you in your studies!

## Science

**Chapter 1 : Chemical Reactions and Equations.**

Deleted- Corrosion and Rancidity (Pg-13)

**Chapter 2 : Acids, Bases, and Salts.**

No Reduction

**Chapter 3 : Metals and Non-Metals.**

No Reduction

**Chapter 4 : Carbon and its Compounds.**

No Reduction

**Chapter 5 : Periodic Classification Of Elements.**

Full Chapter Deleted

**Chapter 6 : Life Processes.**

No Reduction

**Chapter 7 : Control And Coordination.**

No Reduction

**Chapter 8 : How Do Organisms Reproduce.**

No Reduction

**Chapter 9 : Heridity And Evolution.**

Deleted- Evolution Part (i.e. Pg 147 se aage nahi padhna)

Back Exercise: Q 2,3,5,6,7,8,9,10

**Chapter 10 : Light Reflection And Refraction.**

No Reduction

**Chapter 11 : Human Eye And Colourful World.**

Deleted- Colour of sun at sunrise and sunset (Pg 196), Back Exercise- Q12

**Chapter 12 : Electricity.**

No Reduction

**Chapter 13 : Magnetic Effects Of Current.**

Deleted- Electric Motor(Pg 232), Electromagnetic Induction(Pg 233), Fleming’s Right Hand Rule, Electric generator(Pg 236). Back Exercise: Q 2,4,11,12,13,14,16

**Chapter 14 : Sources Of Energy**

Full Chapter Deleted

**Chapter 15 : Our Environment**

No Reduction

**Chapter 16 : Management Of Natural Resources**

Full Chapter Deleted

**Shobhit Nirwan CBSE Class 10 2022-23 List of Topics Removed for Science -: PDF Link**

**Mathematics**

**Chapter 1 Real Numbers**

Deleted- Euclid’s Division Lemma (Eg- 2,3) & (Exercise 1.1- Q 2,4,5)

**Chapter 2 Polynomials**

Deleted- Division Algorithm for Polynomials

**Chapter 3 Pair of Linear Equations in Two Variables**

Deleted- Cross Multiplication Method

**Chapter 4 Quadratic Equations**

Deleted- Completing the square method

**Chapter 5 Arithmetic Progressions**

No Reduction

**Chapter 6 Triangles**

Deleted- Area of Triangle

**Chapter 7 Coordinate Geometry**

Deleted-

1. (Motivate) If a perpendicular is drawn from the vertex of the right angle of a right triangle to the hypotenuse, the triangles on each side of the perpendicular are similar to the whole triangle and to each other.

2. (Prove) The ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.

3. (Prove) In a right triangle, the square on the hypotenuse is equal to the sum of the squares on the other two sides.(Pythagoras Theorem)

4. (Prove) In a triangle, if the square on one side is equal to the sum of the squares on the other two sides, the angle opposite to the first side is a right angle.(Converse of Pythagoras Theorem)

In Short- Exercise 6.4 and 6.5 is deleted.

**Chapter 8 Introduction to Trigonometry**

No Reduction

**Chapter 9 Some Applications of Trigonometry**

No Reduction

**Chapter 10 Circles**

No Reduction

**Chapter 11 Constructions**

Full Chapter Deleted

**Chapter 12 Areas Related to Circles**

No Reduction

**Chapter 13 Surface Areas and Volumes**

Deleted- Frustum of Cone (i.e. Ex 13.4)

**Chapter 14 Statistics**

Deleted- Ogive (i.e. Ex 14.4)

**Chapter 15 Probability**

No Reduction

**Shobhit Nirwan CBSE Class 10 2022-23 List of Topics Removed for Mathematics -: PDF Link**

## Social Science

### History – India and Contemporary World II

**Chapter 1 Rise Of Nationalism In Europe**

No Reduction

**Chapter 2 Nationalism In India**

No Reduction

**Chapter 3 Making Global World**

No Reduction

**Chapter 4 Age Of Industrialisation**

No Reduction

**Chapter 5 Print Culture And Modern World**

No Reduction

### Geography – Contemporary India II

**Chapter 1 Resources And Development**

Deleted - Box Information on State of India’s Environment (Pg11)

**Chapter 2 Forest And Wildlife Resources**

No Reduction

**Chapter 3 Water Resources**

No Reduction

**Chapter 4 Agriculture**

Deleted- Impact of globalization on agriculture (Pg44)

**Chapter 5 Minerals And Energy**

Deleted-

Industry Market Linkage (Pg 64)

Cotton Textiles(Pg 66), Jute Textiles(Pg 68), Sugar Industry (Pg 68)

Iron Steel Industry(Pg 69), Cement Industry(Pg 73)

**Chapter 6 Manufacturing Industries**

No Reduction

**Chapter 7 Lifelines Of National Economy**

No Reduction

### Political Science – Democratic Politics II

**Chapter 1 Power Sharing**

No Reduction

**Chapter 2 Federalism**

No Reduction

**Chapter 3 Democracy Diversity**

No Reduction

**Chapter 4 Gender Religion Caste**

No Reduction

**Chapter 5 Popular Struggles And Movements**

No Reduction

**Chapter 6 Political Parties**

No Reduction

**Chapter 7 Outcomes Of Democracy**

No Reduction

### Economics – Understanding Economic Development

**Chapter 1 Development**

No Reduction

**Chapter 2 Sectors Of Indian Economy**

No Reduction

**Chapter 3 Money And Credit**

No Reduction

**Chapter 4 Globalisation And Indian Economy**

No Reduction

**Chapter 5 Consumer Rights**

Full Chapter Deleted

**Shobhit Nirwan CBSE Class 10 2022-23 List of Topics Removed for Social Science -: PDF Link**