Скачать или смотреть Environment Chemistry | Composition of Atmosphere | Chapter 10 Lecture 1 | Class 9 Chemistry

Welcome to PEN Academy!
This is Lecture 1 of Chapter 10: Environment Chemistry from the 9th Class Chemistry New Book 2025 (Punjab Textbook Board).

In today’s lecture, we explain the Composition of the Atmosphere in a simple and easy way so every student can understand.

📚 Topics Covered in This Lecture:

✔ What is atmosphere?
✔ Layers of the atmosphere
✔ Gases present in the atmosphere
✔ Role of nitrogen, oxygen, carbon dioxide & noble gases
✔ Importance of the atmosphere for life
✔ Easy explanation with examples

🎯 This Video is Best For:

9th Class Chemistry Students

Board Exam Preparation 2025

Punjab Textbook Board New Syllabus

Teachers & Self-study learners

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