Tamil Nadu SSLC Syllabus 2025
Tamil Nadu SSLC Syllabus 2026: The Directorate of Government Examinations Tamil Nadu (DGE TN) will release the Tamil Nadu Board class 10th syllabus 2026 for the students appearing for the TN SSLC examinations. In this article, students can check the subject-wise syllabus and important topics for the class 10 exams 2026.
The Tamil Nadu Board will likely to release the timetable for the Tamil Nadu SSLC exam 2026 in October, 2026. Last year, the TN SSLC exams were held from March 28 to April 4, in pen-paper mode.
Tamil Nadu Board Exam 2026 Official website
For more information related to Tamil Nadu SSLC exams 2026, students must visit the official website of DGE TN - dge.tn.gov.in. Check the image for the reference below.

Tamil Nadu Board Class 10 Textbooks 2026 - PDF Download
Students must note that the TN SSLC State Board textbooks are the most reliable resource for preparation for the annual board exams. They can click on the direct links given below to download the textbook pdfs for Tamil Nadu Board class 10th exams 2026.
Tamil Nadu 10th Syllabus 2026 - Important Topics
Students can go through the important subject-wise topics given in the Tamil Nadu state board syllabus for class 10 pdf for annual board exams below.
TN SSLC English Syllabus 2026
Students appearing for the TN SSLC exams can check the important topics related to English syllabus in the table below.
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Particulars
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Important Topics
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Unit 1
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His First Flight
Life
The Tempest
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Unit 2
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The Night the Ghost Got in
The Grumble Family
Zigzag
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Unit 3
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Empowered Women Navigating the World
I am Every Woman
The Story of Mulan
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Unit 4
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The Attic
The Ant and the Cricket
The Aged Mother
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Unit 5
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Tech Bloomers
The Secret of the Machines
A day in 2889 of an American Journalist
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Unit 6
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The Last Lesson
No Men Are Foreign
The Little Hero of Holland
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Unit 7
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The Dying Detective
The House on Elm Street
A Dilemma
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TN SSLC Mathematics Syllabus 2026
Students can go through the important units in the Tamil Nadu SSLC Mathematics syllabus 2026 in the table provided below.
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Chapters
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Content
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Chapter 1 - Relations and Functions
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Ordered Pair
Cartesian Product
Relations
Functions
Representation of Functions
Types of Functions
Special Cases of Functions
Composition of Function
Identifying the Graphs of Linear, Quadratic, Cubic, and Reciprocal Functions
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Chapter 2 - Numbers and Sequences
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Euclid’s Division Lemma
Euclid’s Division Algorithm
Fundamental Theorem of Arithmetic
Modular Arithmetic
Sequences
Arithmetic Progression
Series
Geometric Progression
Sum to n terms of a Geometric Progression
Special Series
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Chapter 3 - Algebra
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Simultaneous Linear Equations in Three
Variables
GCD and LCM of Polynomials
Rational Expressions
Square Root of Polynomials
Quadratic Equations
Graph of Variations
Quadratic Graphs
Matrices
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Chapter 4 - Geometry
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Similarity
Thales Theorem and Angle Bisector Theorem
Pythagoras Theorem
Circles and Tangents
Concurrency Theorems
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Chapter 5 - Coordinate Geometry
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Area of a Triangle
Area of a Quadrilateral
Inclination of a Line
Straight Line
General Form of a Straight Line
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Chapter 6 - Trigonometry
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Trigonometric Identities
Heights and Distances
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Chapter 7 - Mensuration
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Surface Area
Volume
Volume and Surface Area of Combined Solids
Conversion of Solids from one Shape to another with no change in Volume
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Chapter 8 - Statistics and Probability
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Measures of Dispersion
Coefficient of Variation
Probability
Algebra of Events
Addition Theorem of Probability
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Tamil Nadu SSLC Science Syllabus 2026
Tamil Nadu board students can check the chapter-wise content for the TN SSLC class 10 Science exam 2026 given in the table below.
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Chapters
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Contents
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1
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Law of Motion
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2
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Optics
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3
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Thermal Physics
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4
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Electricity
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5
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Acoustics
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6
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Nuclear Physics
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7
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Atoms and Molecules
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8
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Periodic Classification of Elements
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9
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Solutions
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10
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Types of Chemical Reactions
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11
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Carbon and its Compounds
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12
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Plant Anatomy and Plant Physiology
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13
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Structural Organisation of Animals
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14
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Transportation in Plants and Circulation in
Animals
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15
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Nervous System
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16
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Plant and Animal Hormones
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17
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Reproduction in Plants and Animals
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18
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Genetics
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19
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Origin and Evolution of Life
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20
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Breeding and Biotechnology
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21
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Health and Diseases
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22
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Environmental Management
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23
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Visual Communication
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TN SSLC Social Science Syllabus 2026
Students can check the important topics for the Tamil Nadu Social Science subject in the table below.
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Subjects
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Units
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History
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Outbreak of World War I and Its Aftermath
The World between two World Wars
World war II
The World after World War II
Social and Religious Reform Movements in the 19th Century
Early Revolts against British Rule in Tamil Nadu
Anti-Colonial Movements and the Birth of
Nationalism
Nationalism: Gandhian Phase
Freedom Struggle in Tamil Nadu
Social Transformation in Tamil Nadu
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Geography
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India - Location, Relief and Drainage
Climate and Natural Vegetation of India
India - Agriculture
India - Resources and Industries
India - Population, Transport, Communication and Trade
Physical Geography of Tamil Nadu
Human Geography of Tamil Nadu
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Civics
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Indian Constitution
Central Government
State Government
India’s Foreign Policy
India’s International Relations
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Economics
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Gross Domestic Product and its Growth: an Introduction
Globalization and Trade
Food Security and Nutrition
Government and Taxes
Industrial Clusters in Tamil Nadu
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