Class 10 Science Notes

Chapter 2: Acids Bases and Salts
Acids and their Properties
Importance of pH in Everyday Life
Strength of acid and base:pH Scale
Bases
Baking Soda
Washing Soda
Plaster of Paris
Bleaching Powder
Common in Acids
Sodium Hydroxide
Common Salt
Indicators
Universal Indicator
Crystallisation

Chapter 3: Metals and Non Metals
Metals
Reaction of Metals with Oxygen
Reaction of Metals with Water
Reaction of Metal with Chlorine and Hydrogen
Reaction of Metals with Dilute Acids
Reaction of Metal with Salt Solution
Uses of Metals
Non Metals
Chemical Properties of Non Metals
Uses of Non Metals
Ionic Bond
Covalent Bond
Occurrence of Metals-concentration of ore
Conversion of ore into Metal
Refining
Corrosion
Alloys 

Chapter 4: Carbon and its Compounds
Carbon
Covalent bonding
Examples of covalent molecules
Properties of covalent compounds 

Chapter 5: Periodic Classification of Elements
Earlier attempts to classify Elements
Mendeleev’s Periodic Table
Modern Periodic Table
Trends in Modern Periodic Table

Chapter 6: Life Process
Life processes
Autotrophic nutrition
Heterotrophic Nutrition
Nutrition in animals
Respiration
Types of respiration
Respiration in Plants
Respiration System in Humans
Transportation
Heart
Blood clotting and lymphatic system
Transportation in Plants
Excretion

Chapter 7: Control and Coordination
Control and coordination-nervous System
Central Nervous System
Hormones in Animals
Plant Hormone
Reflex Action
Plant movement

Chapter 8: How do Organisms Reproduce
Budding
Spore Formation
Regeneration
Fragmentation
Vegetative Propagation
How do organism Reproduce
Sexual Reproduction in flowering plants
Reproduction in human Beings
Male Reproductive System
Female Reproductive System
Puberty
Birth Control Method

Chapter 9: Heredity and Evolution
Mendel’s Contribution
Structure of DNA
Origin of Life
Evolution and Speciation
Evolution And Classification

Chapter 10: Light-Reflection and Refraction
Light-Reflection
Types of spherical Mirror
Images formed by Concave Mirror using Ray Diagram
Images formed by Convex Mirror using Ray Diagram
Mirror Formula
Refraction of light
Refraction through a Glass Slab
Lense
Refraction by Spherical Lenses
Images formed by Concave Lens
Images formed by Convex Lens
Refractive Index
Power and application of a Lens

Chapter 11: The Human Eye and the Colourful World
Human Eye
Defects of Vision and their Correction 
Glass Prism
Atmospheric Refraction
Scattering of Light

Chapter 12: Electricity
Electricity
Electrical energy and Power
Electric Potential and Potential difference
Ohm’s Law
Circuit Diagram
Resistance
Resistors are connected in Parallel
Resistance are connected in Series
Heating Effect of Electric Current

Chapter 13: Magnetic Effects of Electric Current
Magnetic Field and Field Lines
Magnetic Field Lines due to Current carrying Conductor
Magnetic Field due to a Current through a straight Conductor
Right hand Thumb Rule
Magnetic Field due to a Current through Circular loop
Magnetic Field due to a Current in a Solenoid
Force on a Current carrying Conductor in a Magnetic Field
Factors on which the Force acting on Current carrying Conductor depends
Electric Motor

Chapter 14: Sources of Energy
Fuels
Fossil Fuels
Natural Gas
Solar Energy
Hydraulic and Wind Energy
Biomass Energy
Energy from the Sea and Geothermal Energy
Hydroelectric and Wind Energy
Nuclear Fission
Nuclear Fusion

Chapter 15: Our Environment
Ecosystem and its Components
Food Chain and Food Web
Activities that affect the Environment
Ozone Depletion