Скачать или смотреть Class 9 Chemistry Chapter 7 | Acid Base Chemistry Complete Chapter | 9th Chemistry

Welcome to the Complete Lecture of Class 9 Chemistry Chapter 7: Acid, Base and Salts (Acid-Base Chemistry) from the Punjab Textbook Board 2025 updated syllabus. 🌟

This video covers the entire chapter with time codes, making it easy for students to revise specific topics quickly. It is highly useful for Matric Part 1 Chemistry students preparing for exams.

📌 Topics Covered in this Lecture:
00:00 – Introduction to Acids and Bases
09:26 – Activity 7.1 demonstration
11:44 – Arrhenius Acids and Bases explained with examples
28:56 – Brønsted–Lowry Concepts of Acids and Bases
40:08 – Properties of Acids and Bases
47:18 – Acid Rain and Its Effects on Environment
50:43 – Exercise MCQs (solved)
55:09 – Question 2 (Short Questions)
57:55 – Question 3 (Constructed Response)
01:01:59 – Question 4 (Descriptive)
01:06:25 – Question 5
01:07:49 – End of Lecture

This lecture is explained in simple Urdu and English, making it useful for both Urdu Medium and English Medium students. It provides conceptual clarity, exercise solutions, and revision according to the Punjab Board Chemistry 2025 syllabus.

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