Assam HS Syllabus 2027: Download AHSEC Class 12 Syllabus PDF

Unit name

Important Topics

Marks

Electrostatics

Electric field lines; Electric flux, Statement of Gauss’s theorem, free charges and bound charges inside a conductor, etc.

08

Current Electricity

Ohm’s law, electrical resistance, V-I characteristics (linear and non-linear), series and parallel combinations of resistors; temperature

dependence of resistance, etc.

08

Magnetic Effects of Current and Magnetism

Ampere’s law and its applications to infinitely long straight wire, straight and toroidal solenoids, Magnetic Hysteresis Electromagnets and

factors affecting their strengths, etc.

08

Electromagnetic Induction and Alternating Currents

Alternating currents voltage, peak and RMS value of alternating current/voltage power, AC generator, and transformer, etc.

08

Electromagnetic Waves

The electromagnetic spectrum, Transverse nature of electromagnetic waves. Need for displacement current, etc.

03

Optics

Refraction and dispersion of light through a prism, Refraction of light, total internal reflection and its applications, optical fibres, refraction at spherical surfaces, Young’s double-slit experiment and expression for fringe width, coherent sources and sustained interference of light, etc.

14

Communication System

Propagation of electromagnetic waves in the atmosphere, sky and space wave propagation, Elements of a communication system, etc.

03

Dual Nature of Matter and Radiation

Photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation, Davisson-Germer experiment, etc.

04

Atoms and Nuclei

Composition and size of nucleus, atomic masses, isotopes, isobars; isotones, etc.

07

Electronic Devices

Zener diode as a voltage regulator. Junction transistor, transistor action, characteristics of a transistor,

etc.

07

Unit name

Important topics

Marks

Solid State

unit cell in two-dimensional and three-dimensional lattices, calculation of the density of unit cell, packing in solids, voids, number of atoms per unit cell in a cubic unit cell, etc.

4

Solutions

• Relative lowering of vapor pressure
• The elevation of boiling point
• Depression of freezing point
• Osmotic pressure

5

Electrochemistry

• Kohlrausch’s Law
• Electrolysis and laws of electrolysis (elementary idea)
• Dry cell – electrolytic cells and Galvanic cells, etc.

5

Chemical kinetics

catalyst; order and molecularity of a reaction; rate law and specific rate constant, integrated rate equations and half-life, etc.

5

Surface chemistry

homogeneous and heterogeneous, activity and selectivity: enzyme catalysis; colloidal state: the distinction between true solutions, colloids and suspensions, etc.

4

General principles and processes of Isolation of Elements

Principles and methods of extraction: concentration, oxidation, reduction electrolytic method and refining; occurrence and principles of extraction of aluminium, copper, zinc and iron, etc.

3

Coordination Compounds

coordination number, colour, magnetic properties and shapes, IUPAC nomenclature of mononuclear coordination compounds, etc.

3

Haloalkanes and Haloarenes

Nomenclature, nature of C-X bond, physical and chemical properties, mechanism of substitution reactions, etc.

4

Alcohols, Phenols and Ethers

Nomenclature, methods of preparation, physical and chemical properties, acidic nature of phenols, electrophilic substitution reactions, uses of phenols, etc.

4

Aldehydes, Ketones and Carboxylic acids

Nomenclature, acidic nature, methods of preparation, physical and chemical properties, etc.

6

Organic Compounds containing Nitrogen

Nomenclature, classification, structure, methods of preparation, physical and chemical properties, etc.

4

Biomolecules

Elementary idea of a-amino acids, peptide bond, polypeptides, proteins, primary structure, secondary structure, tertiary structure and quaternary structure (qualitative idea only), denaturation of proteins, etc.

4

Polymers

Natural and synthetic, methods of polymerization (addition and condensation), copolymerization, etc.

3

Chemistry in Everyday life

• Chemicals in medicines– analgesics
• Tranquillizers
• Antiseptics
• Disinfectants
• Antimicrobials
• Antifertility drugs
• Antibiotics
• Antacids
• Antihistamines

3

p-Block Elements

General introduction, electronic configuration, oxidation states, occurrence, trends in physical and chemical properties, etc.

8

d- and f-Block Elements

interstitial compounds, alloy formation. Preparation and properties of K2Cr2O7 and KMnO4, etc.

5

Unit name

Important Topics

Marks

Group A – Botany

Sexual Reproduction

Asexual Reproduction, Sexual Reproduction, Apomisix and Polyembryony, etc.

6

Biotechnology and its application

• Principles of Biotechnology
• Tools of recombinant DNA Technology
• Biotechnological Applications in Medicine

12

Ecology

• Organism and its Environment
• Populations
• Medicinal and Timber Yielding Plants

5

Genetics and Evolution

• Evolution of Life Forms- A Theory
• Mechanism of Evolution
• A Brief Account of Evolution
• Origin and Evolution of Man

5

Biology and Human Welfare

• Animal Husbandry
• Tissue Culture
• Microbes in Sewage Treatment
• Microbes as Bio fertilisers

7

Group B – Zoology

Reproduction

• Pregnancy and Embryonic Development
• Medical Termination of Pregnancy

5

Genetics and Evolution

• Sex Determination
• Replication
• Human Genome Project
• DNA Fingerprinting, etc.

15

Ecology

• Ecological Pyramids
• Biodiversity Conservation
• Medicinal and Timber Yielding Plants
• Degradation by Improper Resource Utilization and Maintenance

9

Biology and Human Welfare

Common Diseases in Humans, Drugs and Alcohol Abuse, Single Cell Protein, etc.

5

Biotechnology and its Application

Biotechnological Applications in Agriculture, Transgenic Animals, Ethical Issues, etc.

1

Unit name

Important Topics

Marks

Relations and Functions

• Types of relations
• Types of Functions
• Inverse Trigonometric functions

10

Algebra

Matrices Concept of a matrix and its notation and order, etc.

13

Probability

Multiplication theorem on probability. Conditional probability, independent events, total probability, Bayes theorem, etc.

10

Calculus

Continuity and Differentiability, Application of Derivatives, Integrals, etc.

44

Vectors Algebra and Three-Dimensional Geometry

Vectors and scalars, magnitude and direction of a vector, Cartesian and vector equation of a plane, etc, etc.

17

Linear Programming

Introduction, related terminology such as constraints, objective function, optimization, different types of linear programming, etc.

06

Unit name

Important Topics

Marks

Part A – Principles and Functions of Management

Nature and Significance of Management

• Management– concept, objectives, importance, Nature of management
• Management as Science
• Management functions – planning, organising, staffing, directing and controlling

8

Principles of Management

• Principles of Management — meaning, nature and significance
• Fayol’s Principle of Management
• Taylor’s Scientific Management– Principles and Techniques

8

Business Environment

• Business Environment– meaning and importance
• Dimensions of Business Environment— Economic, Social, Technological, Political and Legal

8

Planning

8

Organizing

Meaning and importance, Formal and information organisation, Difference between delegation and decentralisation, etc.

8

Staffing

Meaning, need and importance of staffing, Steps in the staffing process, Selection– meaning and process, etc.

8

Directing

Meaning, importance and principles, Motivation- meaning and importance. Maslow’s hierarchy of needs, etc.

8

Controlling

Meaning and importance, Steps in the process of control, Techniques of control, etc.

8

Part B – Business Finance and Marketing

Financial Management

Capital Structure– Meaning and factors, Financial planning– meaning and importance, etc.

10

Financial Markets

Capital Market: nature and types– primary and secondary market, Distinction between capital market and money market, etc.

10

Marketing

The distinction between marketing and selling, Product —nature, classification, branding, labelling and packaging, etc.

10

Consumer Protection

Consumer rights, Way and means of consumer protection — Consumer awareness and legal redressal with special reference

to Consumer Protection Act, etc.

6

Entrepreneurship Development

6

Unit name

Important Topics

Marks

Part A – Introductory Microeconomics for Class 11

Introduction

Central problems of an economy, production possibility curve and opportunity cost, microeconomics, etc.

4

Consumer Behaviour & Demand

meaning and attainment of equilibrium through Utility Approach: One and two commodity cases, measurement of price

the elasticity of demand– percentage, total expenditure and geometric methods, etc.

13

Producer Behaviour & Supply

Production function, Supply, Cost and Revenue, etc.

15

Forms of Market and Price Determination

Forms of the market– perfect competition, monopoly, monopolistic competition– their meaning and features, etc.

10

Simple applications of Tools of demand and supply

rationing, floors and ceilings and Food

Availability Decline (FAD) Theory, etc.

Part B – Introductory Macroeconomics for Class 12

National Income and Related Aggregates

Circular flow of income, concepts of GDP, GNP, NDP, NNP, Measurement of National Income– Value Added method, Income method and Expenditure method, etc.

15

Determination of Income and Employment

Determination of income and employment: two-sector model, Problems of excess and deficient demand, etc.

12

Money and Banking

Money: meaning, evolution and functions, Recent significant reforms and issues in Indian Banking System: privatization and modernization, etc.

8

Government Budget and the Economy

Government budget– meaning and its components, Objectives of the government budget, etc.

8

Balance of Payments

Foreign exchange rate– meaning (fixed and flexible), merits and demerits; determination through demand and supply, A brief analysis of recent exchange rate issues, etc.

7