Theory
- Balanced Chemical Equation
- Chemical Equation
- Implications of a Balanced Chemical Equation
- Types of Chemical reactions: Combination, Decomposition, Displacement, Double displacement, Precipitation, Neutralization, Oxidation and reduction
- Definitions in terms of furnishing of H+ and OH- ions
- General properties – Examples and uses
- Concept of pH
- Importance of pH in everyday life
- Preparation and uses of Sodium hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris
- Properties of metals and non-metals
- Reactivity series, Formation and properties of ionic compounds
- Lining being: Basic concept of nutrition
- Respiration, Transport and Excretion in plants and animals
- 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.
- Refraction of light through a prism, dispersion of light, scattering of light, applications in daily life.
CBSE Class 10 Science Practicals
To find the pH of the following samples by using pH paper/universal indicator
- Dilute Hydrochloric Acid
- Dilute NaOH solution
- Dilute Ethanoic Acid solution
- Lemon juice
- Water
- Dilute Sodium Bicarbonate solution
To study the properties of acids and bases (HCl & NaOH) by their reaction with:
- Litmus solution (Blue/Red)
- Zinc metal
- Solid sodium carbonate
To perform and observe the following reactions and classify them into:
- Combination reaction
- Decompositionreaction
- Displacement reaction
- Double displacement reaction
- Action of water on quick lime
- Action of heat on ferrous sulphate crystals
- Iron nails kept in copper sulphate solution
- Reaction between sodium sulphate and barium chloride solutions
To observe the action of Zn, Fe, Cu and Al metals on the following salt solutions:
- ZnSO4 (aq)
- FeSO4 (aq)
- CuSO4 (aq)
- Al2(SO4)3 (aq)
- Arrange Zn, Fe, Cu and Al (metals) in the decreasing order of reactivity based on the above result.
Experimentally show that carbon dioxide is given out during respiration.
Determination of the focal length of (i) Concave mirror and (ii) Convex lens by obtaining the image of a distant object.
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.
Tracing the path of the rays of light through a glass prism.
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