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Board Exam 2026-27

Rajasthan Board Class 12 Science Syllabus 2026-27

Complete RBSE Class 12 Science Stream Subject-wise Curriculum

Physics • Chemistry • Biology/Mathematics • English • Hindi
Detailed syllabus for all subjects as per RBSE board exam guidelines.

5+ Subjects PCM & PCB Options 100 Marks Each JEE/NEET Focus

Physics Syllabus 2026-27

Rajasthan Board Class 12 Physics syllabus explores electrostatics, current electricity, magnetism, optics, modern physics, and semiconductor electronics. The syllabus develops analytical thinking and problem-solving skills essential for engineering, technology, and competitive exams like JEE.

Unit Topics Marks
Unit 1: Electrostatics
  • Electric Charges - Conservation and Quantization
  • Coulomb's Law - Force between Charges
  • Electric Field - Intensity and Lines of Force
  • Electric Dipole - Field and Potential
  • Electric Flux and Gauss's Law
  • Applications of Gauss's Law - Field Calculations
  • Electric Potential - Due to Point Charge, Dipole
  • Equipotential Surfaces
  • Capacitance - Parallel Plate Capacitor
  • Combination of Capacitors - Series and Parallel
  • Energy Stored in a Capacitor
  • Dielectrics and Polarization
  • Van de Graaff Generator
12
Unit 2: Current Electricity
  • Electric Current - Drift Velocity, Ohm's Law
  • Resistance - Factors and Resistivity
  • Combination of Resistors - Series and Parallel
  • Kirchhoff's Laws - Junction and Loop Rules
  • Wheatstone Bridge - Principle and Applications
  • Metre Bridge and Potentiometer
  • Electromotive Force - EMF and Internal Resistance
  • Cells in Series and Parallel
  • Heating Effect of Current - Joule's Law
  • Electric Power and Energy
  • Thermoelectric Effects - Seebeck, Peltier
  • Applications of Current Electricity
10
Unit 3: Magnetic Effects of Current
  • Magnetic Field - Biot-Savart Law
  • Magnetic Field on the Axis of a Circular Loop
  • Ampere's Circuital Law - Applications
  • Magnetic Field due to Solenoid and Toroid
  • Force on a Moving Charge - Lorentz Force
  • Force on a Current-Carrying Conductor
  • Torque on a Current Loop - Magnetic Dipole
  • Moving Coil Galvanometer - Principle
  • Conversion to Ammeter and Voltmeter
  • Magnetic Materials - Dia, Para, Ferro
  • Hysteresis and Magnetic Properties
  • Applications of Magnetism
10
Unit 4: Electromagnetic Induction
  • Electromagnetic Induction - Faraday's Laws
  • Lenz's Law - Conservation of Energy
  • Motional EMF - Induced EMF in Moving Rod
  • Self-Induction and Mutual Induction
  • Inductance - Self and Mutual
  • AC Circuits - RMS and Peak Values
  • Resistance, Inductance, Capacitance in AC
  • Series LCR Circuit - Resonance
  • Quality Factor and Power in AC
  • Transformers - Step-up and Step-down
  • Eddy Currents and Their Applications
  • AC Generator - Principle and Working
10
Unit 5: Optics
  • Reflection of Light - Spherical Mirrors
  • Mirror Formula and Magnification
  • Refraction of Light - Snell's Law
  • Total Internal Reflection - Critical Angle
  • Lenses - Lens Formula and Magnification
  • Power of Lens and Combination
  • Dispersion of Light - Prism
  • Scattering of Light - Rayleigh Scattering
  • Wave Optics - Huygens' Principle
  • Interference - Young's Double Slit
  • Diffraction - Single Slit
  • Polarization - Malus Law
  • Optical Instruments - Microscope, Telescope
  • Resolving Power of Instruments
14
Unit 6: Modern Physics
  • Dual Nature of Radiation and Matter
  • Photoelectric Effect - Einstein's Equation
  • Wave Nature of Matter - De Broglie Wavelength
  • Atomic Structure - Bohr's Model
  • Hydrogen Spectrum - Series
  • X-rays - Production and Properties
  • Nuclear Structure - Mass Defect, Binding Energy
  • Radioactivity - Alpha, Beta, Gamma Decay
  • Nuclear Fission and Fusion
  • Semiconductor Electronics - Energy Bands
  • PN Junction Diode - Forward and Reverse Bias
  • Rectifiers, Zener Diode, LED, Photodiode
  • Transistors - NPN, PNP
  • Logic Gates - AND, OR, NOT, NAND, NOR
  • Communication Systems - Basics
14
Internal Assessment
  • Practical work and experiments
  • Periodic tests and quizzes
  • Notebook submission and review
  • Subject enrichment activities
  • Project work and presentations
  • Laboratory record and observations
20
Note: Practical work is essential for Physics. Students must maintain a practical record book and perform experiments as per RBSE guidelines. The practical exam carries 20 marks and is conducted by the school.

Chemistry Syllabus 2026-27

Rajasthan Board Class 12 Chemistry syllabus covers physical, organic, and inorganic chemistry with focus on chemical reactions, molecular structure, and material science. It prepares students for careers in medicine, pharmaceuticals, materials science, and competitive exams like JEE and NEET.

Unit Topics Marks
Unit 1: Solid State
  • Classification of Solids - Crystalline, Amorphous
  • Crystal Lattice and Unit Cell
  • Bravais Lattices - 14 Types
  • Close Packing - Hexagonal and Cubic
  • Voids - Tetrahedral and Octahedral
  • Density of Unit Cell
  • Imperfections in Solids - Schottky, Frenkel
  • Electrical and Magnetic Properties
  • Semiconductors - n-type and p-type
  • Applications of Solid State
8
Unit 2: Solutions
  • Concentration of Solutions - Molarity, Molality, Normality
  • Solubility of Solids and Gases
  • Colligative Properties - Vapour Pressure
  • Relative Lowering of Vapour Pressure
  • Elevation of Boiling Point
  • Depression of Freezing Point
  • Osmosis and Osmotic Pressure
  • Abnormal Molecular Mass
  • Van't Hoff Factor
  • Applications of Colligative Properties
8
Unit 3: Electrochemistry
  • Electrochemical Cells - Galvanic and Electrolytic
  • Electrode Potential - Standard Hydrogen Electrode
  • EMF of a Cell - Nernst Equation
  • Gibbs Free Energy and EMF
  • Conductance of Electrolytic Solutions
  • Molar Conductivity - Variation with Concentration
  • Kohlrausch's Law - Applications
  • Electrolysis - Faraday's Laws
  • Batteries - Primary and Secondary
  • Fuel Cells - Principle and Applications
  • Corrosion - Electrochemical Mechanism
10
Unit 4: Chemical Kinetics
  • Rate of Reaction - Average and Instantaneous
  • Rate Law and Order of Reaction
  • Molecularity of Reaction
  • Integrated Rate Equations - Zero, First, Second Order
  • Half-Life of Reactions
  • Arrhenius Equation - Temperature Dependence
  • Activation Energy and Collision Theory
  • Catalysis - Homogeneous and Heterogeneous
  • Enzyme Catalysis
  • Applications of Chemical Kinetics
8
Unit 5: Surface Chemistry
  • Adsorption - Types and Characteristics
  • Freundlich and Langmuir Adsorption Isotherms
  • Catalysis - Types and Mechanism
  • Colloidal State - Types and Preparation
  • Properties of Colloids - Tyndall Effect
  • Coagulation and Flocculation
  • Emulsions and Foams
  • Applications of Colloids
  • Surface Chemistry in Everyday Life
6
Unit 6: Organic Chemistry - Haloalkanes and Haloarenes
  • Haloalkanes - Nomenclature and Preparation
  • Physical Properties and Reactions
  • Nucleophilic Substitution - SN1 and SN2
  • Elimination Reactions
  • Haloarenes - Preparation and Reactions
  • Electrophilic Substitution in Haloarenes
  • Polyhalogen Compounds - Uses
  • Environmental Effects of Haloarenes
8
Unit 7: Alcohols, Phenols, and Ethers
  • Alcohols - Classification and Preparation
  • Physical and Chemical Properties
  • Reactions of Alcohols - Oxidation, Dehydration
  • Phenols - Preparation and Properties
  • Acidity of Phenols
  • Reactions of Phenols
  • Ethers - Preparation and Properties
  • Uses of Alcohols, Phenols, and Ethers
8
Unit 8: Aldehydes, Ketones, and Carboxylic Acids
  • Aldehydes and Ketones - Preparation
  • Physical and Chemical Properties
  • Nucleophilic Addition Reactions
  • Oxidation and Reduction Reactions
  • Carboxylic Acids - Preparation and Properties
  • Acidity of Carboxylic Acids
  • Derivatives of Carboxylic Acids
  • Uses of Aldehydes, Ketones, and Acids
10
Unit 9: Coordination Compounds
  • Introduction to Coordination Compounds
  • Werner's Theory - Primary and Secondary Valence
  • Nomenclature of Coordination Compounds
  • Isomerism in Coordination Compounds
  • Valence Bond Theory - VBT
  • Crystal Field Theory - CFT
  • Applications of Coordination Compounds
  • Organometallic Compounds
6
Unit 10: d and f Block Elements
  • d-Block Elements - Transition Metals
  • Characteristics and Properties
  • Electronic Configuration and Oxidation States
  • f-Block Elements - Lanthanides and Actinides
  • Lanthanide Contraction
  • Actinides - Properties and Uses
  • Applications of d and f Block Elements
6
Internal Assessment
  • Practical work and experiments
  • Periodic tests and quizzes
  • Notebook submission and review
  • Subject enrichment activities
  • Project work and presentations
  • Laboratory record and observations
20
Practical Work: Hands-on experiments for each unit to develop scientific inquiry and observation skills. Students must maintain a practical record book and perform all prescribed experiments.

Biology Syllabus 2026-27

Rajasthan Board Class 12 Biology syllabus covers life sciences including reproduction, genetics, ecology, and human physiology. It prepares students for careers in medicine, healthcare, life sciences research, and competitive exams like NEET.

Unit Topics Marks
Unit 1: Reproduction in Organisms
  • Asexual Reproduction - Types and Examples
  • Sexual Reproduction - Gametogenesis
  • Fertilisation - Internal and External
  • Reproduction in Flowering Plants
  • Structure of Flower - Androecium, Gynoecium
  • Pollination - Types and Agents
  • Double Fertilisation in Angiosperms
  • Seed Development and Germination
  • Reproduction in Humans - Male and Female Systems
  • Menstrual Cycle - Phases and Hormonal Regulation
  • Pregnancy and Embryonic Development
  • Reproductive Health - Contraception and STDs
12
Unit 2: Genetics and Evolution
  • Mendelian Genetics - Laws of Inheritance
  • Chromosomal Theory of Inheritance
  • Linkage and Crossing Over
  • Sex Determination - XX-XY, ZZ-ZW
  • Mutation - Types and Causes
  • Molecular Basis of Inheritance
  • DNA - Structure and Replication
  • Transcription and Translation
  • Regulation of Gene Expression
  • Evolution - Theories and Evidence
  • Darwin's Theory of Evolution
  • Human Evolution - Stages and Evidence
14
Unit 3: Biology and Human Welfare
  • Human Health and Disease
  • Common Diseases - Bacterial, Viral, Fungal
  • Immunity - Types and Mechanism
  • Vaccination and Immunization
  • Cancer - Types and Treatment
  • HIV/AIDS - Causes and Prevention
  • Microbes in Human Welfare
  • Food Production - Strategies for Enhancement
  • Animal Husbandry and Plant Breeding
  • Biotechnology - Principles and Applications
  • Genetically Modified Organisms - GMOs
  • Bioethics and Biosafety
14
Unit 4: Ecology and Environment
  • Ecosystem - Structure and Function
  • Food Chains and Food Webs
  • Ecological Pyramids - Numbers, Biomass, Energy
  • Biogeochemical Cycles - Carbon, Nitrogen, Phosphorus
  • Biodiversity - Types and Conservation
  • Environmental Issues - Pollution, Climate Change
  • Ozone Depletion and Its Effects
  • Sustainable Development - Concepts
  • Waste Management - Types and Techniques
  • Environmental Laws and Policies
  • Rajasthan's Biodiversity and Environment
10
Internal Assessment
  • Practical work and experiments
  • Periodic tests and quizzes
  • Notebook submission and review
  • Subject enrichment activities
  • Project work and presentations
  • Laboratory record and observations
20
Practical Work: Biology practicals include microscope studies, dissection, and field studies. Students must maintain a practical record book and perform all prescribed experiments.

Mathematics Syllabus 2026-27

Rajasthan Board Class 12 Mathematics syllabus covers advanced mathematical concepts including relations, functions, calculus, algebra, vectors, and statistics. It prepares students for careers in engineering, technology, data science, and competitive exams like JEE.

Unit Topics Marks
Unit 1: Relations and Functions
  • Relations - Types and Properties
  • Functions - One-One, Onto, Bijective
  • Composition of Functions
  • Inverse of a Function
  • Binary Operations
  • Types of Relations - Reflexive, Symmetric, Transitive
  • Equivalence Relations
  • Applications of Relations and Functions
10
Unit 2: Calculus - Continuity and Differentiability
  • Continuity - Definition and Properties
  • Differentiability - Definition and Conditions
  • Chain Rule - Differentiation
  • Derivatives of Implicit Functions
  • Derivatives of Inverse Trigonometric Functions
  • Logarithmic Differentiation
  • Applications of Derivatives - Rate of Change
  • Increasing and Decreasing Functions
  • Maxima and Minima - First and Second Derivative Tests
  • Approximations and Errors
  • Mean Value Theorems - Rolle's and Lagrange's
15
Unit 3: Calculus - Integration
  • Integrals - Indefinite and Definite
  • Methods of Integration - Substitution, Partial Fractions
  • Integration by Parts
  • Definite Integrals - Properties and Evaluation
  • Application of Integrals - Area Under Curves
  • Differential Equations - Order and Degree
  • Methods of Solving Differential Equations
  • Applications of Differential Equations
15
Unit 4: Algebra
  • Matrices - Types and Operations
  • Determinants - Properties and Applications
  • Inverse of a Matrix
  • Solutions of Linear Equations - Matrix Method
  • Vectors - Types and Operations
  • Dot Product and Cross Product
  • Scalar Triple Product
  • Application of Vectors in Geometry
12
Unit 5: 3D Geometry and Probability
  • 3D Geometry - Direction Cosines and Ratios
  • Equation of Lines and Planes
  • Angle between Lines and Planes
  • Shortest Distance between Lines
  • Linear Programming - Formulation and Solution
  • Probability - Conditional Probability
  • Bayes' Theorem - Applications
  • Random Variables and Probability Distributions
  • Binomial and Poisson Distributions
  • Mean and Variance of Random Variables
10
Internal Assessment
  • Periodic tests and quizzes
  • Notebook submission and review
  • Subject enrichment activities
  • Project work and presentations
  • Problem-solving sessions
20
Note: Regular practice is essential for Mathematics. Solve problems from each unit daily and focus on understanding concepts rather than rote memorization. Practice previous years' board exam papers for better preparation.

Languages Syllabus 2026-27

Rajasthan Board Class 12 language subjects - English and Hindi/Alternative Hindi - focus on advanced language skills including literature, grammar, and communication. These subjects are essential for overall academic development and competitive exams.

English Syllabus

Unit Topics Marks
Reading Comprehension Unseen passages, note-making, summary writing, inference questions 15
Literature Prose, Poetry, Drama - Analysis, Interpretation, Literary Devices 25
Grammar Tenses, Voice, Narration, Sentence Transformation, Error Correction 20
Writing Skills Essay, Letter, Article, Report, Speech Writing, Business Communication 20
Internal Assessment Periodic tests, notebook, project work, presentations 20

Hindi/Alternative Hindi Syllabus

Unit Topics Marks
अपठित गद्यांश Unseen passages, note-making, summary, inference questions 15
साहित्य गद्य, पद्य, नाटक - Analysis, Interpretation, Literary Devices 25
व्याकरण संधि, समास, कारक, अलंकार, वाच्य, रस 20
रचना निबंध, पत्र, अनुच्छेद, भाषण, व्यावसायिक पत्र 20
Internal Assessment Periodic tests, notebook, project work, presentations 20
Pro Tip: Read newspapers, novels, and literary works regularly to improve language skills. Practice writing essays and letters on current topics for better composition skills.

Syllabus Download & Resources

Official Syllabus PDF

Download the complete Rajasthan Board Class 12 Science syllabus PDF from the official RBSE website.

Visit RBSE Official Website

Recommended Textbooks

  • RBSE Prescribed Textbooks for Class 12 Science
  • Rajasthan State Textbook Board Books
  • Subject-wise Reference Books (Physics, Chemistry, Biology/Mathematics)
  • Practice Workbooks and Sample Papers
  • NCERT Textbooks (for additional reference)
  • JEE/NEET Reference Books

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