Water
ICSE · Class 8 · Chemistry
Step-by-step guide to study Water in ICSE Class 8 Chemistry. Topics to cover, practice strategy, and time allocation.
Interactive on Super Tutor
Studying Water? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for study plan and more.
1,000+ Class 8 students started this chapter today
Study Plan
Learn the Theory
Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.
Practice Problems
Solve textbook exercises and additional practice questions. There are 60 questions available for this chapter.
Revise & Test
Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.
Spaced Revision
Revisit Water after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.
What to Focus On
- Water is a compound, not an element.
- Chemical name of water is dihydrogen oxide.
- Molecular formula of water is H2O.
- Oceans and seas cover nearly 71% of Earth's surface.
- Only 1% of Earth's water is suitable for direct use by living organisms.
- Potable water is water fit for human use.
- Water cycle is a continuous circulation of water.
- Main steps of the water cycle are evaporation, condensation, and precipitation.
- Combustion adds water vapour to the atmosphere.
Common Mistakes to Avoid
Water is a compound of hydrogen and oxygen in the ratio 1:8 by volume and 2:1 by mass.
Rainwater is not really the purest natural water because it can collect dust and gases.
All water on Earth is usable for drinking and living organisms.
Memory Tips
Water is a compound made of hydrogen and oxygen
Ratio of hydrogen and oxygen in water by mass and volume
Water exists in solid, liquid, and gaseous states
Sources of water
Want a personalised study plan?
Super Tutor creates a day-by-day plan for ICSE Class 8 Chemistry that adapts to your exam date and pace.
Create My Study Plan — FreeFrequently Asked Questions
What are the important topics in Water for ICSE Class 8 Chemistry?
How to score full marks in Water — ICSE Class 8 Chemistry?
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Water
Practice Quiz
Test yourself with a quick quiz
Important Questions
Practice with board exam-style questions
Revision Notes
Key points for last-minute revision
Formula Sheet
All formulas in one place
Chapter Summary
Understand the chapter at a glance
Concept Maps
See how topics connect visually
Flashcards
Quick-fire cards for active recall
Syllabus
What topics to cover
NCERT Solutions
Every textbook question solved step by step
For serious students
Get the full Water chapter — for free.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for ICSE Class 8 Chemistry.