CBSE Class 10 Science Syllabus 2022-2023 / CBSE Syllabus for Class 10 Science

CBSE Class 10 Science Syllabus for the academic year 2022-2023 is provided by CBSE. Here we provide CBSE Syllabus for Class 10 Science with the latest course structure. Science plays an important role in developing well-defined abilities in cognitive, affective and psychomotor domains in children.

CBSE Class 10 Science syllabus helps you to understand the important topics. Students are advised to read the Class 10 Science Syllabus before starting preparation. With the syllabus for CBSE class 10 Science, we also provide the weightage of each chapter. We provide the CBSE Syllabus for Class 10 Science PDF. The CBSE Science Syllabus for Class 10 PDF is available for download for free.

CBSE Class 10 Science Syllabus

CBSE Class 10 Science Syllabus is divided into different themes and 5 units. CBSE Class 10th Science Syllabus for 2022- 23 by clicking on the pdf link below. You are advised to go through the syllabus of CBSE class 10 Science.

CBSE Class 10 Science Syllabus
CBSE Class 10 Science Syllabus

Unit I: Chemical Substances – Nature and Behaviour

Theme: Materials

Chemical reactions: Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, endothermic exothermic reactions, oxidation and reduction.

Acids, bases and salts: Their definitions in terms of furnishing of H+ and OH ions, General properties, examples and uses, neutralization, the concept of pH scale (Definition relating to logarithm not required), the importance of pH in everyday life; preparation and uses of Sodium Hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris.

Metals and nonmetals: Properties of metals and non-metals; Reactivity series; Formation and properties of ionic compounds; Basic metallurgical processes; Corrosion and its prevention.

Carbon compounds: Covalent bonding in carbon compounds. Versatile nature of carbon. Homologous series. Nomenclature of carbon compounds containing functional groups (halogens, alcohol, ketones, aldehydes, alkanes and alkynes), the difference between saturated hydrocarbons and unsaturated hydrocarbons. Chemical properties of carbon compounds (combustion, oxidation, addition and substitution reaction). Ethanol and Ethanoic acid (only properties and uses), soaps and detergents.

Unit II: World of Living

Theme: The World of the Living

Life processes: ‘Living Being’. The basic concept of nutrition, respiration, transport and excretion in plants and animals.

Control and coordination in animals and plants: Tropic movements in plants; Introduction of plant hormones; Control and coordination in animals: Nervous system; Voluntary, involuntary and reflex action; Chemical co-ordination: animal hormones.

Reproduction: Reproduction in animals and plants (asexual and sexual) reproductive health – need and methods of family planning. Safe sex vs HIV/AIDS. Child bearing and women’s health.

Heredity and Evolution: Heredity; Mendel’s contribution- Laws for inheritance of traits: Sex determination: brief introduction: (topics excluded – evolution; evolution and classification and evolution should not be equated with progress).

Unit III: Natural Phenomena

Theme: Natural Phenomena

Reflection of light by curved surfaces; Images formed by spherical mirrors, centre of curvature, principal axis, principal focus, focal length, mirror formula (Derivation not required),magnification.

Refraction; Laws of refraction, refractive index. Refraction of light by spherical lens; Image formed by spherical lenses; Lens formula(Derivation not required); Magnification. Power of a lens.

Human eye: Functioning of a lens in human eye, defects of vision and their corrections, applications of spherical mirrors and lenses.

Refraction of light through a prism, dispersion of light, scattering of light, applications in dailylife (excluding colour of the sun at sunrise and sunset).

Unit IV: Effects of Current

Theme: How Things Work

Electricity: Electric current, potential difference and electric current. Ohm’s law; Resistance, Resistivity, Factors on which the resistance of a conductor depends. Series combination of resistors, parallel combination of resistors and its applications in daily life. Heating effect of electric current and its applications in daily life. Electric power, Interrelation between P, V, I and R.

Magnetic effects of current: Magnetic field, field lines, field due to a current carryingconductor, field due to current carrying coil or solenoid; Force on current carrying conductor, Fleming’s Left Hand Rule, Direct current. Alternating current: frequency of AC. Advantage of AC over DC. Domestic electric circuits.

Unit V: Natural Resources

Theme: Natural Resources

Our environment: Eco-system, Environmental problems, Ozone depletion, waste production and their solutions. Biodegradable and non-biodegradable substances.

CBSE Class 10 Science Course Structure (Annual Examination)

Theory Marks – 80
Internal assessment Marks – 20

Unit No.UnitMarks
IChemical Substances-Nature and Behaviour25
IIWorld of Living25
IIINatural Phenomena12
IVEffects of Current13
VNatural Resources05
 Internal assessment20
 Grand Total100
CBSE Class 10 Science Course Structure

CBSE Class 10 Science Question Paper Design (2022-23)

Theory (80 marks)

Demonstrate Knowledge and Understanding46 %
Application of Knowledge/Concepts22 %
Formulate, Analyze, Evaluate and Create32 %
CBSE Class 10 Question Paper Design

Internal Assessment (20 Marks)

  • Periodic Assessment – 05 marks + 05 marks
  • Subject Enrichment (Practical Work) – 05 marks
  • Portfolio – 05 marks

CBSE Syllabus for Class 10 Science – Practicals

Practical should be conducted alongside the concepts taught in theory classes

List of Class 10 Science Experiments

1. Unit-I

  • A. Finding the pH of the following samples by using pH paper/universal indicator:
    1. Dilute Hydrochloric Acid
    2. Dilute NaOH solution
    3. Dilute Ethanoic Acid solution
    4. Lemon juice
    5. Water
    6. Dilute Hydrogen Carbonate solution
  • B. Studying the properties of acids and bases (HCl & NaOH) on the basis of their reaction with:
    1. Litmus solution (Blue/Red)
    2. Zinc metal
    3. Solid sodium carbonate

2. Unit-I

Performing and observing the following reactions and classifying them into:

  • A. Combination reaction
  • B. Decomposition reaction
  • C. Displacement reaction
  • D. Double displacement reaction
    1. The action of water on quicklime
    2. The action of heat on ferrous sulphate crystals
    3. Iron nails kept in copper sulphate solution
    4. The reaction between sodium sulphate and barium chloride solutions

3. Unit-I

Observing the action of Zn, Fe, Cu and Al metals on the following salt solutions:

  1. ZnSO4(aq)
  2. FeSO4(aq)
  3. CuSO4(aq)
  4. Al2 (SO4)3(aq)

Arranging Zn, Fe, Cu and Al (metals) in the decreasing order of reactivity based on the above result

4. Unit-IV

Studying the dependence of potential difference (V) across a resistor on the current (I) passing through it and determining its resistance. Also plotting a graph between V and I.

5. Unit-IV

Determination of the equivalent resistance of two resistors when connected in series and parallel.

6. Unit- II

Preparing a temporary mount of a leaf peel to show stomata.

7. Unit-II

Experimentally show that carbon dioxide is given out during respiration.

8. Unit- I

Study of the following properties of acetic acid (ethanoic acid):

  1. Odour
  2. solubility in water
  3. effect on litmus
  4. reaction with Sodium Hydrogen Carbonate

9. Unit- I

Study of the comparative cleaning capacity of a sample of soap in soft and hard water.

10. Unit-III

Determination of the focal length of:

  1. Concave mirror
  2. Convex lens
  3. by obtaining the image of a distant object.

11. Unit – III

Tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. Measure the angle of incidence, angle of refraction, angle of emergence and interpret the result.

12. Unit-II

Studying (a) binary fission in Amoeba, and (b) and budding in yeast and Hydra with the help of
prepared slides.

13. Unit-III

Tracing the path of the rays of light through a glass prism.

14. Unit-II

Identification of the different parts of an embryo of a dicot seed (Pea, gram or red kidney

CBSE Class 10 Science Syllabus – Prescribes Books

  • Science-Text book for class X- NCERT Publication
  • Assessment of Practical Skills in Science- Class X- CBSE Publication
  • Laboratory Manual-Science-Class X, NCERT Publication
  • Exemplar Problems Class X – NCERT Publication

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