Tamil Nadu 12th Half Yearly Exam Syllabus 2025-26; Check TN HSC Half Yearly Syllabus Here
  • TN HSC Board Exam
  • Tamil Nadu 12th Half Yearly Exam Syllabus 2025-26; Check TN HSC Half Yearly Syllabus Here

Tamil Nadu 12th Half Yearly Exam Syllabus 2025-26; Check TN HSC Half Yearly Syllabus Here

Upcoming Event

TN HSC Board Exam Date:09 Feb' 26 - 14 Feb' 26

Mangane PriyankaUpdated on 18 Nov 2025, 05:07 PM IST

The Directorate of Government Examinations, Tamil Nadu, prescribes the Class 12 half-yearly syllabus 2025-26 for students to prepare for the exam. Most of the schools in Tamil Nadu state have completed the entire syllabus by November. Candidates need to study and prepare for the TN HSC board half-yearly examination, following the subject-wise syllabus.

Tamil Nadu 12th Half Yearly Exam Syllabus 2025-26; Check TN HSC Half Yearly Syllabus Here
TN 12th Half Yearly Syllabus 2025-26

Students are advised to revise all topics and chapters from the prescribed Tamil Nadu 12th syllabus to score good marks in the half-yearly examination. The TN 12th half-yearly exam 2025-26 will be held from December 10 to 23, 2025. Read the article to learn more about the TN 12th half-yearly syllabus 2025-26.

Tamil Nadu HSC Half-Yearly Syllabus 2025-26 (All Subjects)

The DGE Tamil Nadu provides the detailed TN 12th half-yearly syllabus 2025-26 for all subjects. Students must follow the syllabus and prepare for the Tamil Nadu 12th half-yearly exams accordingly. Check out the sections below to learn more about the subject-wise syllabus for the TN Class 12 half-yearly examination 2025-26.

TN 12th Physics Half-Yearly Syllabus 2025-26

The Physics syllabus for the TN 12th half-yearly exam covers eleven major units. Each unit includes topics and subtopics that students need to understand thoroughly. Check out the table below to learn more about the unit-wise names for the Physics subjects.

UnitContent Topics

Unit 1

Electrostatics

Unit 2

Current Electricity

Unit 3

Magnetism and Magnetic Effects of Electric Current

Unit 4

Electromagnetic Induction and Alternating Current

Unit 5

Electromagnetic Waves

Unit 6

Ray Optics

Unit 7

Wave Optics

Unit 8

Dual Nature of Radiation and Matter

Unit 9

Atomic and Nuclear Physics

Unit 10

Electronics and Communication

Unit 11

Recent Developments in Physics

TN 12th Chemistry Half-yearly 2025-26 Syllabus

The Chemistry syllabus for the TN 12th half-yearly exam covers fifteen major chapters. Each chapter includes topics that students need to understand and prepare wisely. The table below presents the Chemistry syllabus in a comprehensive structure.

ChapterTopic

Chapter 1

Metallurgy

Chapter 2

p-Block Elements-I

Chapter 3

p-Block Elements-II

Chapter 4

Transition and Inner Transition Elements

Chapter 5

Coordination Chemistry

Chapter 6

Solid State

Chapter 7

Chemical Kinetics

Chapter 8

Ionic Equilibrium

Chapter 9

Electro Chemistry

Chapter 10

Surface Chemistry

Chapter 11

Hydroxy Compounds and Ethers

Chapter 12

Carbonyl Compounds and Carboxylic Acids

Chapter 13

Organic Nitrogen Compounds

Chapter 14

Biomolecules

Chapter 15

Chemistry in Everyday Life

TN 12th Mathematics 2025-26 Half-Yearly Syllabus

Candidates can check out the table below to learn more about the TN 12th Mathematics half-yearly syllabus for 2025-26. The syllabus includes twelve major chapters, where students have to prepare for the exam.

ChaptersContent Topics

Chapter 1

Applications of Matrices and Determinants

Chapter 2

Complex Numbers

Chapter 3

Theory of Equations

Chapter 4

Inverse Trigonometric Functions

Chapter 5

Two-Dimensional Analytical Geometry-II

Chapter 6

Applications of Vector Algebra

Chapter 7

Applications of Differential Calculus

Chapter 8

Differentials and Partial Derivatives

Chapter 9

Applications of Integration

Chapter 10

Ordinary Differential Equations

Chapter 11

Probability Distributions

Chapter 12

Discrete Mathematics

TN 12th Half-Yearly Syllabus 2025-26 for English

The Tamil Nadu 12th English half-yearly syllabus includes poems, prose, and supplementary topics from six units. Students must go through every chapter and prepare for the exam accordingly, focusing on each comprehension thoroughly. Check out the table below to find out the topics for the English language.

ParticularsTopics

Prose

Two Gentlemen of Verona

Poem

The Castle

Supplementary

God Sees the Truth but Waits

Prose

A Nice Cup of Tea

Poem

Our Casuarina Tree

Supplementary

Life of Pi

Prose

In Celebration of Being Alive

Poem

All the World's a Stage

Supplementary

The Hour of Truth (Play)

Prose

The Summit

Poem

Ulysses

Supplementary

The Midnight Visitor

Prose

The Chair

Poem

A Father to his Son

Supplementary

All Summer in a Day

Prose

On the Rule of the Road

Poem

Incident of the French Camp

Supplementary

Remember Caesar (Play)

TN 12th Economics Half-Yearly 2025-26 Syllabus

ChaptersContent Topics

Chapter 1

Introduction to Macro Economics

Chapter 2

National Income

Chapter 3

Theories of Employment and Income

Chapter 4

Consumption and investment functions

Chapter 5

Monetary Economics

Chapter 6

Banking

Chapter 7

International Economics

Chapter 8

International Economic Organisations

Chapter 9

Fiscal Economics

Chapter 10

Environmental economics

Chapter 11

Economics of Development and Planning

Chapter 12

Introduction to Statistical Methods and Econometrics

TN 12th History 2025-26 Half-Yearly Syllabus

UnitContent Topics

Unit 1

Rise of Nationalism in India

Unit 2

Rise of Extremism and Swadeshi Movement

Unit 3

Impact of World War I on the Indian Freedom Movement

Unit 4

The Advent of Gandhi and Mass Mobilisation

Unit 5

Period of Radicalism in Anti-Imperialist Struggles

Unit 6

Communalism in Nationalist Politics

Unit 7

Last Phase of the Indian National Movement

Unit 8

Reconstruction of Post-Colonial India

Unit 9

Envisioning a New Socio-Economic Order

Unit 10

Modern World: The Age of Reason

Unit 11

The Age of Revolutions

Unit 12

Europe in Trumoil

Unit 13

Imperialism and Its Onslaught

Unit 14

Outbreak of World War II and Its Impact on Colonies

Unit 15

The World After World War II

TN 12th Geography Half-Yearly 2025-26 Syllabus

Unit

Content Topics

Unit 1

Population Geography

Unit 2

Human Settlements

Unit 3

Resources

Unit 4

Economic Activities

Unit 5

Cultural and Political Geography

Unit 6

Geoinformatics

Unit 7

Sustainable Development

Unit 8

Man-Made Disasters - Public Awareness for Disaster Risk Reduction

TN 12th Statistics Half-Yearly Syllabus 2025-26

ChaptersContent Topics

Chapter 1

Tests of Significance - Basic Concepts and Large Sample Tests

Chapter 2

Tests Based on Sampling Distributions - I

Chapter 3

Tests Based on Sampling Distributions - II

Chapter 4

Correlation Analysis

Chapter 5

Regression Analysis

Chapter 6

Index Numbers

Chapter 7

Time Series and Forecasting

Chapter 8

Vital Statistics and Official Statistics

Chapter 9

Project Work

TN 12th Botany 2025-26 Half-Yearly Syllabus

Unit/ChapterConcepts

Unit - Reproduction in Plants

Chapter 1

Asexual and Sexual Reproduction in Plants

Unit - Genetics

Chapter 2

Classical Genetics

Chapter 3

Chromosomal Basis of Inheritance

Unit - Biotechnology

Chapter 4

Principles and Processes of Biotechnology

Chapter 5

Plant Tissue Culture

Unit - Plant Ecology

Chapter 6

Principles of Ecology

Chapter 7

Ecosystem

Chapter 8

Environmental Issues

Unit - Economic Botany

Chapter 9

Plant Breeding

Chapter 10

Economically Useful Plants and Entrepreneurial Botany

TN 12th Zoology Half-Yearly 2025-26 Syllabus

ChaptersContent Topics

Chapter 1

Reproduction in Organisms

Chapter 2

Human Reproduction

Chapter 3

Reproductive Health

Chapter 4

Principles of Inheritance and Variation

Chapter 5

Molecular Genetics

Chapter 6

Evolution

Chapter 7

Human Health and Diseases

Chapter 8

Immunology

Chapter 9

Microbes in Human Welfare

Chapter 10

Applications of Biotechnology

Chapter 11

Organisms and Populations

Chapter 12

Biodiversity and Its Conservation

Chapter 13

Environmental Issues

TN 12th Political Science Half-Yearly Syllabus 2025-26

UnitContent Topics

Unit 1

Constitution of India

Unit 2

Legislature

Unit 3

Executive

Unit 4

Indian Judiciary

Unit 5

Federalism in India

Unit 6

Administrative Machinery in India

Unit 7

Challenges of Nation Building

Unit 8

Planning and Development Politics

Unit 9

India and the World

Unit 10

India and Its Neighbours

Unit 11

International Organisations

Unit 12

Environmental Concerns and Globalisation

TN 12th Computer Science 2025-26 Half-Yearly Syllabus

Unit/Chapter

Concepts or Topics

Unit 1 - Problem-Solving Techniques

Chapter 1

Function

Chapter 2

Data Abstraction

Chapter 3

Scoping

Chapter 4

Algorithmic Strategies

Unit 2 - Core Python

Chapter 5

Python - Variables and Operators

Chapter 6

Control Structures

Chapter 7

Python Functions

Chapter 8

Strings and String Manipulation

Unit 3 - Modularity and OOPS

Chapter 9

Lists, Tuples, Sets and Dictionaries

Chapter 10

Python Classes and Objects

Unit 4 - Database Concepts and MySQL

Chapter 11

Database Concepts

Chapter 12

Structured Query Language (SQL)

Chapter 13

Python and CSV Files

Unit 5 - Integrating Python with MySQL and C++

Chapter 14

Importing C++ Programmes in Python

Chapter 15

Data Manipulation Through SQL

Chapter 16

Data Visualisation Using Pyplot: Line Chart, Pie Chart, and Bar Chart

TN 12th Commerce Half-Yearly Syllabus 2025-26

Unit/ChapterConcept/Topics

Unit 1 - Management Process

Chapter 1

Principles of Management

Chapter 2

Functions of Management

Chapter 3

Management By Objectives (MBO) and Management By Exception (MBE)

Unit 2 - Financial Markets - I

Chapter 4

Introduction to Financial Markets

Chapter 5

Capital Market

Chapter 6

Money Market

Unit 3 - Financial Markets - II

Chapter 7

Stock Exchange

Chapter 8

Securities Exchange Board of India (SEBI)

Unit 4 - Human Resource Management

Chapter 9

Fundamentals of HRM

Chapter 10

Recruitment Methods

Chapter 11

Employee Selection Process

Chapter 12

Employee Training Method

Unit 5 - Elements of Marketing

Chapter 13

Concept of Market and Marketer

Chapter 14

Marketing and Marketing Mix

Chapter 15

Recent Trends in Marketing

Unit 6 - Consumer Protection

Chapter 16

Consumerism

Chapter 17

Rights, Duties and Responsibilities of Consumers

Chapter 18

Grievance Redressal Mechanism

Unit 7 - Business Environment

Chapter 19

Environmental Factors

Chapter 20

Liberalisation, Privatisation and Globalisation

Unit 8 - The Sale of Goods Act, 1930 and the Negotiable Instruments Act, 1881

Chapter 21

The Sale of Goods Act, 1930

Chapter 22

The Negotiable Instruments Act, 1881

Unit 9 - Entrepreneurship Development

Chapter 23

Elements of Entrepreneurship

Chapter 24

Types of Entrepreneurs

Chapter 25

Government Schemes for Entrepreneurial Development

Unit 10 - Company Law and Secretarial Practice

Chapter 26

Companies Act, 2013

Chapter 27

Company Management

Chapter 28

Company Secretary

TN 12th Accountancy 2025-26 Half-Yearly Syllabus

Unit

Concept Title

Unit 1

Accounts from Incomplete Records

Unit 2

Accounts of Not-For-Profit Organisation

Unit 3

Accounts of Partnership Firms - Fundamentals

Unit 4

Goodwill in Partnership Accounts

Unit 5

Admission of a Partner

Unit 6

Retirement and Death of a Partner

Unit 7

Company Accounts

Unit 8

Financial Statement Analysis

Unit 9

Ratio Analysis

Unit 10

Computerised Accounting System - Tally

Tamil Nadu Class 12 Half-Yearly Exam Time Table 2025-26

Check out the image below to learn more about the TN 12th exam dates for the half-yearly examination for the academic year 2025-26.

Tamil Nadu Class 12 Half-Yearly Exam Time Table 2025-26

Frequently Asked Questions (FAQs)

Q: Do I need to prepare for the TN 12th half-yearly exam following half of the syllabus?
A:

No, students need to prepare for the TN 12th half-yearly exam 2025-26 following the entire syllabus prescribed by the DGE Tamil Nadu board.

Q: When will the DGE Tamil Nadu board conduct the TN 12th half-yearly examination 2025-26?
A:

The Tamil Nadu board will conduct the TN Class 12 half-yearly 2025-26 examination from December 10 to 23, 2025.

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Questions related to TN HSC Board

On Question asked by student community

Have a question related to TN HSC Board ?

Hello

Yes, with 180 cut-off marks, you do have a chance to join Tamil Nadu Agricultural University. Getting into the main campus might be tough, but other affiliated colleges are possible.
Your chances improve if you belong to BC, MBC, SC, or ST categories.
TNAU offers many good courses beyond just B.Sc. Agriculture.
Make sure to apply and attend counselling to explore your options.
Don't worry, 180 is a decent score, and you can still build a great future

Hi dear candidate,

You can easily download the class 11th Tamil Nadu state quarterly exam question papers for all subjects from our official website.

Kindly open the link attached below to download:

Tamil Nadu Class 11 Quarterly Exam Question Paper 2025-26 PDF (All Subjects)

BEST REGARDS

Hello Dear Candidate,

Tamil Nadu quarterly exam 2025 has been conducted. Now you can download the answer keys unofficially from the internet or educational portals to match answers and evaluate your expected score.

You can directly download answer keys from here for all subjects:

https://school.careers360.com/boards/dge-tamil-nadu/tn-class-12-quarterly-question-paper

Hello,

Here is the link where you will get TN Quarterly Answer Keys : TN Quarterly Exam Answer Key

Hope it helps !