The syllabus consists of three units: (i) Chemical Substances (ii) World of Living (iii) Natural Phenomenon.
|I||Chemical Substances - Nature and Behaviour||16|
|II||World of Living||10|
Chapter 1: Chemical reactions and equations
Chemical reactions: Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, neutralization, oxidation and reduction.
Chapter 2: Acids, Bases and Salts
Acids, bases and salts: Their definitions in terms of furnishing of H+ and OH- ions, General properties, examples and uses, concept of pH scale (Definition relating to logarithm not required), importance of pH in everyday life; preparation and uses of sodium hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris.
Chapter 3: Metals and non metals
Metals and non metals: Properties of metals and non-metals, reactivity series, formation and properties of ionic compounds.
Chapter 6: Life processes
Life processes: "Living Being". Basic concept of nutrition, respiration, transport and excretion in plants and animals.
Chapter 10: Light - Reflection and Refraction
Reflection of light at 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.
Chapter 11: Human eye and colourful world
Refraction of light through a prism, dispersion of light, scattering of light, applications in daily life.