Скачать или смотреть L-10. Isotopes Explained | Class 9 Chemistry Chapter 2 | Prof. Majid Ali

Isotopes (Definition and Explanation) | 9th Class Chemistry Chapter 2

In this detailed lecture, Prof. Majid Ali (Gold Medalist) explains the concept of isotopes in an easy and engaging way. Whether you’re a matric student or preparing for board exams, this video will clarify the definition of isotopes, their examples, and their chemical and physical properties.

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📚 What You’ll Learn in This Video:
• What are isotopes?
• Carbon and hydrogen isotopes with examples.
• How neutrons affect mass number.
• Chemical vs. physical properties of isotopes.
• Isotopic representation and electronic configuration.

This topic is part of Chapter 2 – Structure of Atom from the 9th class chemistry textbook.

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👨‍🏫 Teacher:

Prof. Majid Ali (Gold Medalist)
Clear explanation | Board-focused content | Urdu medium

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📝 Download Free Notes, Tests & Past Papers:

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📌 Topic Summary - Isotopes Explained
• Atoms of the same element with different neutrons but same protons.
• Carbon Isotopes: ¹²C, ¹³C, ¹⁴C
• Hydrogen Isotopes: ¹H (Protium), ²H (Deuterium), ³H (Tritium)
• Same chemical properties, different physical properties
• Detailed mass comparison and isotopic notation included.

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