RBSE Class 10 Science Syllabus For Board Exam 2026-27, Download Free PDF Here

Last Updated: Nov 4, 2026, 17:17 IST

RBSE Class 10 Science Syllabus 2026-27: Check all 13 chapters, complete topics, chapter-wise marks distribution, exam pattern and prescribed NCERT textboo

RBSE Class 10 Science Syllabus

The Rajasthan Board of Secondary Education (RBSE), Ajmer, has released the Class 10 Science syllabus for the academic session 2026-27. The syllabus covers topics from Chemistry, Biology, Physics and Environmental Science.

Students preparing for the 2027 board examination should check all 13 chapters and understand the topics included in each chapter. The syllabus will help students plan their preparation and identify the subjects they need to revise.

Also read: RBSE Class 10 Syllabus 2026-27: Download Rajasthan Board Subject-wise PDF for All Subjects

RBSE Class 10 Science Exam Pattern 2026-27

Particulars	Details
Board	Rajasthan Board of Secondary Education
Class	10
Subject	Science
Subject Code	07
Academic Session	2026-27
Total Chapters	13
Theory Examination	80 marks
Sessional Assessment	20 marks
Total Marks	100
Examination Duration	3 hours 15 minutes
Prescribed Textbook	NCERT Science Textbook

RBSE Class 10 Science Syllabus 2026-27: Chapter-Wise Marks Distribution

The official syllabus mentions the following marks against each chapter.

Chapter No.	Chapter Name	Marks
1	Chemical Reactions and Equations	6
2	Acids, Bases and Salts	7
3	Metals and Non-Metals	5
4	Carbon and Its Compounds	7
5	Life Processes	8
6	Control and Coordination	6
7	Reproduction in Organisms	7
8	Heredity	4
9	Light – Reflection and Refraction	8
10	The Human Eye and the Colourful World	4
11	Electricity	7
12	Magnetic Effects of Electric Current	6
13	Our Environment	5
Total	13 Chapters	80

RBSE Class 10 Science Syllabus 2026-27: Complete Topics

Below is the complete chapter-wise syllabus with explanations in easy language

Chapter 1: Chemical Reactions and Equations (6 Marks)

Topics Included	What Students Will Learn
Writing and balancing chemical equations	How to write chemical reactions and balance equations.
Combination and decomposition reactions	How substances combine or break into simpler substances.
Exothermic and endothermic reactions	Reactions that release or absorb heat.
Displacement and double displacement reactions	How elements or compounds exchange places during reactions.
Oxidation and reduction	How substances gain or lose oxygen or electrons.
Corrosion and rancidity	Why iron rusts and why food items become spoiled

Chapter 2: Acids, Bases and Salts (7 Marks)

Topics Included	What Students Will Learn
Chemical properties and reactions of acids and bases	Properties and reactions of acidic and basic substances.
Similarities between acids and bases	How acids and bases behave in different conditions.
Acids and bases in water solutions	What happens when acids and bases dissolve in water.
Strength of acid and base solutions	How to understand strong and weak acids and bases.
Importance of pH in everyday life	How pH helps identify acidic, basic and neutral substances.
Family of salts and pH of salts	Different types of salts and their pH values.
Chemicals from common salt	Useful chemicals obtained from common salt.
Dryness of salt crystals	Why some salt crystals contain water and how they lose it.

Chapter 3: Metals and Non-Metals (5 Marks)

Topics Included	What Students Will Learn
Physical properties of metals and non-metals	Differences in appearance, hardness, conductivity and other properties.
Chemical properties of metals	How metals react with different substances.
Reactivity series	Arrangement of metals according to their reactivity.
Reactions of metals and non-metals	How metals and non-metals react with each other.
Properties of ionic compounds	Characteristics of compounds formed by transfer of electrons.
Occurrence and extraction of metals	How metals are found and obtained from ores.
Enrichment of ores	Removal of unwanted materials from ores.
Extraction based on reactivity series	Methods used to extract different metals.
Refining of metals	Purification of extracted metals.
Corrosion and its prevention	Why metals get damaged and how to protect them

Chapter 4: Carbon and Its Compounds (7 Marks)

Topics Included	What Students Will Learn
Covalent bonding in carbon	How carbon atoms share electrons.
Versatile nature of carbon	Why carbon can form a large number of compounds.
Saturated and unsaturated compounds	Differences between different types of carbon compounds.
Chains, branches and rings	Different arrangements of carbon atoms.
Homologous series	Groups of carbon compounds having similar properties.
Nomenclature of carbon compounds	Rules for naming carbon compounds.
Combustion and oxidation	How carbon compounds react with oxygen.
Addition and substitution reactions	Different chemical reactions of carbon compounds.
Ethanol and ethanoic acid	Properties and uses of two important carbon compounds.
Soaps and detergents	How soaps and detergents help remove dirt.

Chapter 5: Life Processes (8 Marks)

Topics Included	What Students Will Learn
Life processes	Basic activities required to keep organisms alive.
Autotrophic nutrition	How plants prepare their own food.
Heterotrophic nutrition	How organisms depend on others for food.
Nutrition in organisms and human beings	How food is obtained and digested.
Respiration	How organisms release energy from food.
Transportation in human beings	How blood carries materials throughout the body.
Transportation in plants	How water and food move through plants.
Excretion in human beings and plants	How waste materials are removed.

Chapter 6: Control and Coordination (6 Marks)

Topics Included	What Students Will Learn
Nervous system in animals	How the nervous system controls body activities.
Reflex action	Why the body responds quickly to certain situations.
Human brain	Main functions of the brain.
Protection of nervous tissue	How nervous tissues are protected.
Nervous tissue action	How nerve cells carry messages.
Coordination in plants	How plants respond to changes around them.
Immediate response to stimuli	How plants react to external changes.
Movement due to growth	How plant growth causes movement.
Hormones in animals	How hormones control different body functions.

Chapter 7: Reproduction in Organisms (7 Marks)

Topics Included	What Students Will Learn
Reproduction and importance of variation	How organisms produce similar organisms and why variations matter.
Fission and fragmentation	Methods through which organisms divide or break into parts to reproduce.
Regeneration and budding	How new organisms develop from body parts or buds.
Vegetative propagation and spore formation	Methods of reproduction in plants and other organisms.
Sexual reproduction	Why sexual reproduction is important.
Sexual reproduction in flowering plants	How plants produce seeds through sexual reproduction.
Sexual reproduction in human beings	How reproduction takes place in humans.
Male and female reproductive systems	Structure and functions of reproductive organs.
No fertilisation of the egg	What happens when the egg is not fertilised.
Reproductive health	Basic concepts related to reproductive health.

Chapter 8: Heredity (4 Marks)

Topics Included	What Students Will Learn
Accumulation of variations during reproduction	How differences develop between organisms.
Heredity and inherited traits	How characteristics pass from parents to children.
Rules of inheritance	How different traits are passed between generations.
Mendel's contribution	Gregor Mendel's experiments and contribution to genetics.
Expression of inherited traits	How inherited characteristics appear.
Sex determination	How the sex of a child is determined.

Chapter 9: Light – Reflection and Refraction (8 Marks)

Topics Included	What Students Will Learn
Reflection of light	How light bounces back from a surface.
Spherical mirrors and image formation	How concave and convex mirrors form images.
Ray diagrams for spherical mirrors	How to draw diagrams showing image formation.
Sign convention and mirror formula	Rules and formulas used in mirror calculations.
Magnification	How to calculate the size of an image compared with an object.
Refraction through a rectangular glass slab	How light bends while passing through glass.
Refractive index	How to measure the bending of light in a medium.
Refraction through spherical lenses	How light bends through convex and concave lenses.
Image formation by lenses and ray diagrams	How lenses form images.
Sign convention and lens formula	Rules and formulas used in lens calculations.
Power of a lens	How the ability of a lens to bend light is measured.

Chapter 10: The Human Eye and the Colourful World (4 Marks)

Topics Included	What Students Will Learn
Power of accommodation	How the eye focuses on objects at different distances.
Defects of vision and correction	Common eyesight problems and their correction.
Refraction through a prism	How light bends when it passes through a prism.
Dispersion of white light	How white light separates into different colours.
Atmospheric refraction	How the atmosphere bends light.
Scattering of light	How light spreads in different directions.
Tyndall effect	How light becomes visible when it passes through certain particles.
Clear blue sky	Why the sky appears blue during the day.

Chapter 11: Electricity (7 Marks)

Topics Included	What Students Will Learn
Electric current and circuit	How electricity flows through a circuit.
Electric potential and potential difference	How electrical energy changes between two points.
Circuit diagrams	How to represent electrical circuits using symbols.
Ohm's law	Relationship between current, voltage and resistance.
Factors affecting resistance	Why resistance changes in different conductors.
Series and parallel combinations	How resistors are connected in different ways.
Heating effect of electric current	How electric current produces heat.
Practical applications of heating effect	How heating elements and other appliances use electricity.
Electric power	How the rate of electrical energy consumption is measured.

Chapter 12: Magnetic Effects of Electric Current (6 Marks)

Topics Included	What Students Will Learn
Magnetic field and field lines	What a magnetic field is and how it is represented.
Magnetic field due to a straight conductor	How electric current produces a magnetic field.
Right-hand thumb rule	How to find the direction of a magnetic field.
Magnetic field due to a circular loop	How current through a circular wire produces a magnetic field.
Magnetic field due to a solenoid	How a coil carrying current behaves like a magnet.
Force on a current-carrying conductor	How a magnetic field affects a conductor carrying current.
Fleming's left-hand rule	How to identify the direction of force.
Domestic electric circuits	How electricity is supplied and distributed in homes.

Chapter 13: Our Environment (5 Marks)

Topics Included	What Students Will Learn
Ecosystem and its components	How living and non-living things interact.
Food chains and food webs	How energy moves between different organisms.
Environmental problems	Major problems affecting the environment.
Ozone layer and its depletion	Why the ozone layer is important and how it gets damaged.
Garbage management	How waste can be collected, separated and managed.

Which Chapters Carry the Highest Marks?

According to the official chapter-wise distribution, two chapters carry the highest weightage of 8 marks each.

Chapter	Marks
Life Processes	8
Light – Reflection and Refraction	8
Acids, Bases and Salts	7
Carbon and Its Compounds	7
Reproduction in Organisms	7
Electricity	7

Students should prepare all 13 chapters because every chapter is included in the prescribed syllabus. The marks distribution should be used as a preparation guide, not as a prediction of examination questions.

Which Book Should Students Follow?

Particulars	Details
Prescribed Book	Science
Publisher	National Council of Educational Research and Training (NCERT)
Study Material	Relevant chapters and topics listed in the RBSE syllabus

RBSE Class 10th Science Syllabus PDF Download

Students can download the complete RBSE Class 10 Science Syllabus 2026-27 PDF from the link given below. The official document contains the prescribed syllabus and examination scheme for the academic session 2026-27.

Subject	Official Syllabus PDF
RBSE Class 10 Science Syllabus 2026-27	Download PDF

Anjali Kumari Yadav

Executive

Anjali is an education journalist with over a year of experience in digital and business journalism. She has previously worked with BW Businessworld and ANI, where she gained experience in news writing, editing, research, and fact-checking. At Jagran Josh, she writes education news and covers competitive exams and current affairs, with a keen interest in delivering accurate, informative, and reader-focused content. She holds a BA from Miranda House, University of Delhi, and a postgraduate diploma in English Journalism from the Indian Institute of Mass Communication (IIMC). Anjali enjoys reading and exploring new ideas and perspectives through books.

First Published: Nov 4, 2026, 17:17 IST