Updated 6 August 2026·10 chapters

Tamil Nadu Board Class 10 Science — Syllabus 2026-27

Tamil Nadu Board Class 10 Science syllabus for 2026-27: all 10 chapters, with the topics in each. Starts with Laws of Motion, Optics and Thermal Physics.

About this syllabus

The Tamil Nadu Board Class 10 Science course for 2026-27 has 10 chapters. Chapters with a topic breakdown link to their own syllabus page.

Tamil Nadu Board Class 10 Science — Chapter List

#	Chapter	Topics
1	Laws of Motion	Basic Concepts: Force and Motion · Inertia and Its Types · Linear Momentum
2	Optics	Properties of Light · Refraction of Light & Snell's Law · Dispersion of Light
3	Thermal Physics	Temperature and Its Measurement · Thermal Energy (Heat) and Thermal Equilibrium · Effects of Heat Energy – Expansion of Substances
4	Electricity	Electric Current and Electric Circuit · Electric Potential and Potential Difference · Ohm's Law and Resistance
5	Acoustics	Sound Waves – Nature and Types · Factors Affecting Velocity of Sound · Reflection of Sound
6	Nuclear Physics	Radioactivity - Discovery and Definition · Natural vs Artificial Radioactivity · Alpha (α), Beta (β), and Gamma (γ) Rays
7	Atoms and Molecules	Modern Atomic Theory – Key Postulates · Atom and Atomic Mass · Molecules, Molecular Mass, and Atomicity
8	Periodic Classification of Elements	1 Development of Modern Periodic Law · 2 Modern Periodic Table - Structure · 3 Periodic Trends in Properties
9	Solutions	Definition and Basic Concepts of Solutions · Types of Solutions · Solubility and Factors Affecting It
10	Types of Chemical Reaction	Chemical Reactions – Basics · Types of Chemical Reactions – Classification by Atom Rearrangement · Reversible and Irreversible Reactions

Preparation Strategy

Finish the textbook first — the prescribed textbook is the main source for school and board exams.
Keep a formula and definitions list — it makes last-week revision much faster.
Practise past papers — they show you the pattern questions follow.
Time your practice — attempt some papers under exam conditions.

Get chapter-wise help for Tamil Nadu Board Class 10 Science

Super Tutor gives you chapter summaries, revision notes, practice quizzes and flashcards, organised around the Tamil Nadu Board syllabus. Free to start.

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Frequently Asked Questions

Where can I find Tamil Nadu Board Class 10 Science Syllabus?

This page has syllabus for 10 chapters of Tamil Nadu Board Class 10 Science for the board exams 2027. Each chapter links to its own page with the full set.

How should I prepare for Tamil Nadu Board Class 10 Science board exams?

Go through the syllabus first, then work chapter by chapter: learn the ideas, practise questions, and revise with notes and flashcards. Leave time at the end to revise every chapter once more under timed conditions.

Has the Tamil Nadu Board Class 10 Science syllabus changed for 2026-27?

This page lists the chapters in the current Tamil Nadu Board Class 10 Science course. Boards revise syllabi from time to time, so check the board's official website for the latest notified syllabus.

More Science Resources

Tamil Nadu Board Class 10

Practice Quiz

Test yourself with quick quizzes

Important Questions

Exam-style questions with answers

Revision Notes

Key concepts and quick revision points

Formula Sheet

The formulas of each chapter in one place

Chapter Summary

Understand each chapter at a glance

Concept Maps

Diagrams showing how topics connect

Flashcards

Quick-fire cards for active recall practice

Other Tamil Nadu Board Class 10 Subjects

Mathematics Social Science English Hindi