Practice MOLECULES OF ELEMENTS - 3.3.1 | 3. Atoms and Molecules | CBSE 9 Science
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MOLECULES OF ELEMENTS

3.3.1 - MOLECULES OF ELEMENTS

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a molecule?

💡 Hint: Think about how atoms connect to form substances.

Question 2 Easy

Give an example of a diatomic molecule.

💡 Hint: What molecule do we breathe?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What defines a molecule?

A single atom
A group of atoms
An electron

💡 Hint: Think about how atoms connect.

Question 2

True or False: Helium is a diatomic molecule.

True
False

💡 Hint: Recall what 'mono' means.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

If a molecule of sulfur contains eight atoms, what is its atomicity and how can you represent this?

💡 Hint: Think about how we count atoms in a molecule.

Challenge 2 Hard

Explain the process through which nitrogen (N2) and hydrogen (H2) combine to form ammonia (NH3).

💡 Hint: What is the number of atoms in ammonia and what does it indicate?

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