Chapter 1: Chemical Reactions

• Chemical Equation
• Balanaced Chemical Equation
• Implication of a Balanced chemical equation
• Types of Chemical Equations: Combination, Decomposition, Displacement, Double Displacement
• Precipitation
• Endothermic and Exothermic Reactions
• Oxidation and Reduction

Chapter 2: Acids, Bases and Salts

• Their Definitions in terms of furnishing of H+ and OH- ions, General Properties, Examples and Uses
• Neutralization
• 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
• Plaster of Paris

Chapter 3: Metals and Nonmetals

• Properties of Metals and Non-metals
• Reactivity Series
• Formation and Properties of Ionic Compounds
• Basic metallurgical processes
• Corrosion and Its Prevention

Chapter 4: 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)
• Difference between saturated hydro carbons 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

Chapter 5: Life Processes

• Living Being
• Basic concept of nutrition
• Respiration
• Transport and Excretion in Plants and Animals

Chapter 6: Control and Co-ordination in Animals and Plants

• Tropic movement in plants
• Introduction of plant hormones
• Control and Co-ordination in animals
• Nervous system
• Voluntary, Involuntary and Reflex action
• Chemical co-ordination: animal hormones

Chapter 7: How do Organisms Reproduce

• 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

Chapter 8: Heredity and Evolution

• 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).

Chapter 9: Light – Reflection and Refraction

• 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
• Refration
• Law 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 10: Human Eye and Colourful World

• 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 4: Effects of Current

Chapter 11: 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

Chapter 12: Magnetic Effect of Electric 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

Natural Resources

Chapter 13: Our Environment

• Eco-system
• Environmental problems
• Ozone depletion
• waste production and their solutions
• Biodegradable and non-biodegradable substances.