Skip to main content

Class 10th Science Notes

Class 10 Science Notes – Chapter-wise Summary for Quick Revision

Looking for quick revision before your Class 10 Science board exams? Here’s a complete chapter-wise summary of all important concepts, definitions, and formulas as per the NCERT syllabus. Bookmark this page and boost your score!

Class 10th Science Notes


📘 Chapter 1: Chemical Reactions and Equations

  • Chemical reactions involve breaking and forming bonds.
  • Types of reactions: Combination, Decomposition, Displacement, Double Displacement.
  • Important terms: Oxidation, Reduction, Precipitation.
  • Example: 2H2 + O2 → 2H2O

🧪 Chapter 2: Acids, Bases, and Salts

  • Acids: Sour taste, turn blue litmus red.
  • Bases: Bitter taste, turn red litmus blue.
  • pH scale: Ranges from 0 to 14, 7 is neutral.
  • Common salts: NaCl, Baking soda, Washing soda.

🧲 Chapter 3: Metals and Non-metals

  • Metals: Lustrous, malleable, good conductors.
  • Non-metals: Brittle, non-conductors (except graphite).
  • Reactivity Series: Determines displacement in reactions.
  • Important reactions: Corrosion, Rusting (Iron + water + oxygen)

⚗️ Chapter 4: Carbon and Its Compounds

  • Carbon forms covalent bonds, shows catenation.
  • Functional groups: Alcohol (-OH), Aldehyde (-CHO), Ketone (=CO).
  • Soap and Detergents: Emulsification of oils.

🔋 Chapter 5: Periodic Classification of Elements

  • Modern Periodic Table: Based on atomic number.
  • Groups (vertical), Periods (horizontal).
  • Trends: Atomic size, valency, metallic and non-metallic properties.

🌱 Chapter 6: Life Processes

  • Includes: Nutrition, Respiration, Transportation, Excretion.
  • Autotrophic and Heterotrophic nutrition.
  • Organs involved: Heart, lungs, kidneys, etc.

💓 Chapter 7: Control and Coordination

  • Nervous system: Brain, Spinal cord, Nerves.
  • Hormones: Chemical messengers (e.g. Insulin, Thyroxine).
  • Reflex actions and endocrine system.

🌿 Chapter 8: How do Organisms Reproduce?

  • Modes: Asexual (fission, budding) and Sexual reproduction.
  • Male and Female reproductive systems.
  • Fertilisation and development of embryo.

🧬 Chapter 9: Heredity and Evolution

  • Mendel’s Laws of Inheritance.
  • Traits, genes, chromosomes.
  • Evolution and natural selection.

🔦 Chapter 10: Light – Reflection and Refraction

  • Concave and Convex mirrors/lenses.
  • Laws of reflection and refraction.
  • Real and virtual images, lens formula, magnification.

🌈 Chapter 11: Human Eye and Colourful World

  • Parts of eye: Retina, lens, cornea.
  • Defects: Myopia, Hypermetropia, corrected with lenses.
  • Dispersion of light, rainbow formation.

🔌 Chapter 12: Electricity

  • Ohm’s Law: V = IR
  • Resistors in series and parallel.
  • Power, energy, heating effect of current.

🧲 Chapter 13: Magnetic Effects of Electric Current

  • Right-hand thumb rule, magnetic field lines.
  • Electromagnetism, electric motor, generator.
  • Domestic electric circuits.

⚡ Chapter 14: Sources of Energy

  • Conventional and Non-conventional energy sources.
  • Solar, wind, hydro, geothermal, nuclear energy.

🌍 Chapter 15: Our Environment

  • Biodegradable and non-biodegradable substances.
  • Food chains and food webs.
  • Ozone depletion, waste management.

🌿 Chapter 16: Management of Natural Resources

  • Sustainable development.
  • Forests, wildlife, water and coal management.
  • Reduce, Reuse, Recycle (3Rs).

📥 Download Class 10 Science Notes PDF

Click here to download full Class 10 Science Notes PDF (Coming soon...)

🎯 Conclusion

These Class 10 Science notes will help you revise quickly and effectively. Practice with diagrams, NCERT questions, and sample papers for best results. Good luck with your exams!

Tags: Class 10 Science Notes, NCERT Science Class 10, CBSE Class 10 Revision, Science Summary for Board Exams, Chapter-wise Notes

Labels:

Comments

Post a Comment

Please do not enter any spam link in the comment box.

Popular posts from this blog

Poverty In India

What Is Poverty? Poverty could also be a state or condition during which a private or community lacks the financial resource and essentials for a minimum standard of living. Poverty means the income level from employment is so low that basic human needs cannot be met. Each nation may have its own threshold that determines what percentage of its people sleep in poverty. Types of Poverty: Absolute Poverty: A condition where household income is below a necessary level to need care of basic living standards (food, shelter, housing). This condition makes it possible to match between different countries and also over time. Relative Poverty: It's defined from the social perspective that's living standard compare to the economic standard of population living in surrounding. Hence it is a measure of income inequality.  Usually, relative poverty is measured because the percentage of the population with income but some fixed proportion of median income.     Poverty In India Cau...
Post a Comment
Read more

Brother's Day

About Brother's Day                Every 24th May is celebrated as Brother's Day to thank the elder or younger brothers, brothers-in-law, cousins, and even best friend who have become more like brothers in the course of time. The bonding is mostly formed at an early stage in life and simply grows leaps and bounds with time. This brotherly bond is very special and should be celebrated. Reasons Why Your Brother Is So Special? His Love is forever:            Maybe you skipped to call him over the week or forgot to bring his favorite sheet sweet- whatever the reason may be, but your brother never stop loving you. His love is pure and unconditional and that's why no reason and excuses are required for them to love you. Brothers are your Pillars of Strength:                     Life is not always a smooth ride. Sometimes, life gives you bumps and thorns and ...
7 comments
Read more

Top 50 General Knowledge Questions with Answers

GK Quiz for Competitive Exams Are you preparing for competitive exams like SSC, UPSC, Railway, or Bank? Here are the Top 50 General Knowledge (GK) questions with answers to boost your preparation. These questions cover History, Geography, Science, Polity, and Current Affairs. 🧠 General Knowledge Quiz – Questions & Answers Who is the father of the Indian Constitution? → Dr. B. R. Ambedkar What is the capital of Australia? → Canberra Which is the largest planet in our solar system? → Jupiter Who wrote the National Anthem of India? → Rabindranath Tagore Which gas is most abundant in the Earth's atmosphere? → Nitrogen First woman Prime Minister of India? → Indira Gandhi Which river is called the Ganga of the South? → Godavari What is the currency of Japan? → Yen When did India gain independence? → 15th August 1947 What is the full form of ISRO? → Indian Space Research Organisation Who discovered gravity? → Isaac Newton Which is the longes...
Post a Comment
Read more