Practice Composition of Water - 8.5 | 8. Water – A Precious Resource | ICSE 8 Chemistry
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Composition of Water

8.5 - Composition of Water

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the chemical formula of water?

💡 Hint: Remember the components of water.

Question 2 Easy

How many hydrogen atoms are in one molecule of water?

💡 Hint: Think about the formula H₂O.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the chemical formula of water?

H₂O
HO
OH₂

💡 Hint: Look for the correct formula that represents water.

Question 2

Water is made up of?

True
False

💡 Hint: Recall the definition of water's composition.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given that water has a mass composition of about 11% hydrogen, calculate the mass of hydrogen in 10 grams of water.

💡 Hint: Use the percentage to find the mass based on the total.

Challenge 2 Hard

Explain how the composition of water contributes to its properties as a solvent in both biological and industrial contexts.

💡 Hint: Think about how substances interact with water in different settings.

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