CBSE Class 10 Syllabus for Science 2025: Download Free PDF

CBSE Class 10 Syllabus for Science: The Central Board of Secondary Education (CBSE) prescribes the syllabus for Class 10 students. The syllabus is designed to help students master the concepts and apply the knowledge in their higher classes. The board has released the syllabus on its website. And students must be aware of the updated syllabus whenever they prepare for the CBSE Class 10 exam.

This article talks about the CBSE Class 10 syllabus for Science. Students should refer to the syllabus before they study the subject. Knowing the syllabus helps them prepare a strategic timetable to complete all their chapters and also learn them seamlessly. They will also know the weightage of each chapter or unit and prepare for the exam accordingly. Scroll down to learn more about the CBSE Class 10 Science syllabus.

Latest Update:
— CBSE has added the Class 10 Science syllabus 2025 on cbseacademic.nic.in. Students can download the CBSE Class 10 syllabus 2025 for Science from the website, or they can use the direct PDF link for the CBSE Class X Science syllabus 2025.

CBSE Class 10 Syllabus for Science 2024-25

Knowing the syllabus helps students prepare for the exam strategically. Students get an insight into the chapters included and what their marks are. In this way, they know where to put their focus to score better. Please find the detailed course structure for CBSE Class 10 Science below:

Unit No.	Unit Name
1	Chemical Substances – Nature and Behaviour
2	World of Living
3	Natural Phenomena
4	Effects of Current
5	Natural Resources

Practice All CBSE Class 10 Exercise Questions with Hints & Solutions Here!
Pro Tip: At Embibe, we believe that all students have the right to personalised guidance. Embibe offers personalised attention to all the CBSE Class 10 students to help them prepare for their exams and score good marks.

CBSE Class 10 Subject-wise Practice Questions

Practicing questions give students a deeper understanding of the concepts. Moreover, it also improves their problem-solving skills and accuracy. Students can practice innumerable questions on Embibe. They can click on the links in the following table to start practicing right away.

Subjects	Practice Questions
Science	Class 10 Science Practice Questions
Maths	Class 10 Maths Practice Questions
Social Science	Class 10 Social Science Practice Questions

Test your CBSE Class 10 Concepts with Unlimited Practice Questions
Pro Tip: At Embibe, we believe that all students have the right to personalised guidance. Embibe offers personalised attention to all the CBSE Class 10 students to help them prepare for their exams and score good marks.

CBSE Class 10 Subject-wise Mock Tests

Class 10 students should take regular mock tests to track their progress and understand how prepared they are. Embibe provides mock tests for Class 10 Maths, Science, and Social Science. After every test, students will get detailed feedback on their performance to identify where they need to improve. They can click on the links given in the table to attempt the CBSE Class 10 mock tests.

Subject	Mock Test
Mathematics	Attempt Free Mock Test for CBSE Class 10
Science	Attempt Free Mock Test for CBSE Class 10
Social Science	Attempt Free Mock Test for CBSE Class 10

CBSE Class 10th Science Deleted Syllabus 2024-25

Some of the topics are omitted from the CBSE Class 10 Science syllabus. CBSE has provided the updated syllabus. Check the table below for the CBSE Class 10th Science deleted syllabus for 2024-25:

Chapter	Deleted Topics/Chapter
Chapter 5: Periodic Classification of Elements	Full chapter

Unit-wise Marks Distribution for Class 10 Science 2024-25

To help students know the importance of each unit, we have provided the unit-wise weightage. Referring to them can help them plan their studies accordingly. Please go through the unit-wise marks distribution for Science below:

Units	Chapters	Marks
I	Chemical Substances – Nature and Behaviour	25
II	World of Living	25
III	Natural Phenomena	12
IV	Effects of Current	13
V	Natural Resources	05
VI	Total	80
VII	Internal Assessment	20
VIII	Total	100

CBSE Class 10 Science Syllabus 2024-25: Practical Exam

Practicals play a significant role in helping students understand the applications of the concepts they have learned. The practical exams are conducted at the school level and monitored by the school authorities itself. Please find details on the Class 10 Science practical exam syllabus in this section.

List of Experiments

The list of experiments is as follows:

1. A. Finding the pH of the following samples by using pH paper/universal indicator:
(i) Dilute Hydrochloric Acid
(ii) Dilute NaOH solution
(iii) Dilute Ethanoic Acid solution
(iv) Lemon juice
(v) Water
(vi) Dilute Hydrogen Carbonate solution

1. B. Studying the properties of acids and bases (HCl & NaOH) on the basis of their reaction with:
a) Litmus solution (Blue/Red)
b) Zinc metal
c) Solid sodium carbonate Unit–I: (Chapter-2)

2. Performing and observing the following reactions and classifying them into:
A. Combination reaction: Action of water on quicklime
B. Decomposition reaction: Action of heat on ferrous sulphate crystals
C. Displacement reaction: Iron nails kept in copper sulphate solution
D. Double displacement reaction: Reaction between sodium sulphate and barium chloride solutions. Unit-I:(Chapter-1)

3. A. Observing the action of Zn, Fe, Cu and Al metals on the following salt solutions:
(i) ZnSO4(aq)
(ii) FeSO4(aq)
(iii) CuSO4(aq)
(iv) Al2 (SO4)3(aq)

3. B. Arranging Zn, Fe, Cu and Al (metals) in the decreasing order of reactivity based on the
above result. Unit-I : (Chapter-3)

4. Experimentally show that carbon dioxide is given out during respiration.
Unit-II: (Chapter-6)

5. Determination of the focal length of (i) Concave mirror and (ii) Convex lens by obtaining the
image of a distant object. Unit-III: (Chapter- 10)

6. Tracing the path of a ray of light passing through a rectangular glass slab for different angles of
incidence. Measure the angle of incidence, angle of refraction, angle of emergence and
interpret the result. Unit-III: (Chapter-10)

7. Tracing the path of the rays of light through a glass prism. Unit-III: (Chapter-11)

CBSE Class 10 Syllabus for Science 2024-25: Internal Assessment

The CBSE Class 10 Science internal assessment carries 20 marks. The internal assessment can be in the form of tests, projects, or assignments. Below we have provided a detailed overview of the CBSE Class 10 Science internal assessment scheme for reference:

Internal Assessment	Marks
Periodic Tests	10
Portfolio	5
Student Enrichment Activities – Practical Work	5
Total Marks	20

CBSE Class 10 Syllabus for Science 2024-25: Assessment Areas

Science is an important subject that is required even in our daily lives. CBSE has certain key points by which they assess if students have really comprehended the concepts. Below we have provided the CBSE Class 10 Science assessment areas: