CBSE Class 10 Science Syllabus - Free PDF Download
CBSE Syllabus 2026-27 Class 10: The CBSE Class 10 Science Syllabus for the examination year 2026-27 has been released by the Central Board of Secondary Education, CBSE. The board will hold the final examination at the end of the year following the annual assessment scheme, which has led to the release of the syllabus. The 2026-27 CBSE Class 10 Science Board Exam will entirely be based on the most recent syllabus. Therefore, students must thoroughly understand the new CBSE syllabus to prepare for their annual exam properly.
The detailed CBSE Class 10 Science Syllabus for 2026-27 is below.
Academic year:
CBSE Class 10 Science Revised Syllabus
CBSE Class 10 Science Course Structure 2026-27 With Marking Scheme
| # | Unit/Topic | Marks | Marks with options |
|---|---|---|---|
| 1 | Chemical Substances-Nature and Behaviour | 25 | |
| 1 | Chemical Reactions and Equations | ||
| 2 | Acids, Bases and Salts | ||
| 3 | Metals and Non-metals | ||
| 4 | Carbon and its Compounds | ||
| 2 | World of Living | 25 | |
| 5 | Life Processes | ||
| 6 | Control and Coordination | ||
| 7 | How do Organisms Reproduce? | ||
| 8 | Heredity | ||
| 3 | Natural Phenomena | 12 | |
| 9 | Light – Reflection and Refraction | ||
| 10 | The Human Eye and the Colourful World | ||
| 4 | Effects of Current | 13 | |
| 11 | Electricity | ||
| 12 | Magnetic Effects of Electric Current | ||
| 5 | Natural Resources | 5 | |
| 13 | Our Environment | ||
| Total | - | - |
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Syllabus
1: Chemical Substances-Nature and Behaviour [Revision]
CBSE Class 10 Science Syllabus
1 Chemical Reactions and Equations [Revision]
- Chemical Reaction
- Characteristics of Chemical Reactions
- Chemical Equations
- Balanced and Unbalanced Chemical Equations
- Balancing Chemical Equation
- Types of Chemical Reactions > Combination Reaction
- Types of Chemical Reactions > Decomposition Reaction
- Types of Chemical Reactions > Single Displacement Reaction
- Types of Chemical Reactions > Double Displacement Reaction
- Types of Chemical Reactions > Reversible and Irreversible Reactions
- Types of Chemical Reactions > Oxidation and Reduction Reactions
- Corrosion of Metals
- Rancidity
2 Acids, Bases and Salts [Revision]
- Introduction to Acids, Bases and Indicators
- Indicators for Testing Acids and Bases
- Acids
- Properties of Acids
- Common Properties of Acids
- Uses of Acids
- Bases
- Definition: Base
- Definition: Alkali
- Properties of Bases
- Uses of Bases
- Chemical Properties of Acids and Bases
- Common Properties of Acids and Bases
- Introduction
- Definition: Dilution
- Activity 1
- Activity 2: Acid or a Base in a Water Solution
- Activity 3: Acid or a Base in a Water Solution
- Strength of Acid and Base Solutions : pH Scale
- Universal Indicator
- Importance of pH in Everyday Life
- Key Points: Importance of pH in Everyday Life
- Salts
- Definition: Salt
- Salts > Family of Salts
- Activity
- Salts > pH of Salts
- Activity
- Common Salt
- Sodium hydroxide
- Washing Soda
- Baking Soda
- Bleaching Powder
- Introduction
- Experiment
- Properties
- Uses
- Plaster of Paris
- Water of Crystallisation: Hydrated Salts
3 Metals and Non-metals [Revision]
4 Carbon and its Compounds [Revision]
2: World of Living [Revision]
CBSE Class 10 Science Syllabus
5 Life Processes [Revision]
6 Control and Coordination [Revision]
7 How do Organisms Reproduce? [Revision]
8 Heredity [Revision]
3: Natural Phenomena [Revision]
CBSE Class 10 Science Syllabus
9 Light – Reflection and Refraction [Revision]
10 The Human Eye and the Colourful World [Revision]
4: Effects of Current [Revision]
CBSE Class 10 Science Syllabus
11 Electricity [Revision]
12 Magnetic Effects of Electric Current [Revision]
5: Natural Resources [Revision]
CBSE Class 10 Science Syllabus
13 Our Environment [Revision]
