9th Class Chemistry Chapter 5 Energetics Exercise Solution

In this video, we cover the complete exercise solution of Chapter 5: Energetics from the 9th Class Chemistry PTB 2025 new syllabus. 📘 What’s included in this video: ✅ All solved MCQs ✅ Short Question Answers ✅ Constructed Response Questions (CRQs) ✅ Detailed Descriptive Questions ✅ Easy explanations and exam-focused answers This chapter explains important thermochemistry concepts like enthalpy, exothermic and endothermic reactions, bond energies, and reaction profiles. 📚 Chapter Name: Energetics 📕 Book: 9th Class Chemistry (PTB 2025 New Book) 🎓 Class: 9th 📌 Board: Punjab Board (All Boards) ⏱️ Timestamps: 00:00 Introduction 00:13 MCQs 17:04 Short Questions 24:56 CRQs 32:24 Descriptive Questions Full chapter video energetics chapter 5    • Chapter 5: Energetics | 9th Class Chemistr...   9th Chemistery new ptb 2025    • Chemistry 9th class - New book 2025 | The ...   📎 Don’t forget to Like, Share & Subscribe for more helpful videos! #9thClassChemistry #Energetics #Chapter5Chemistry #PTB2025 #ExerciseSolution #TheLecturerGroup