WBBSE Class 8 Physical Science Chapter 3 Know About Some Common Gases Bengali Explanation | Part 2 |

🔬 WBBSE Class 8 Physical Science | Chapter 3 | Know About Some Common Gases | Part 2: Oxygen Welcome to Krittika’s Classroom! 📚✨ In this video, we continue Chapter 3 – “Know About Some Common Gases” from the WBBSE Class 8 Physical Science syllabus. In Part 2, we learn about Oxygen (O₂) in a simple and easy-to-understand way. 🧪 Topics covered in this video: • What is Oxygen? • Occurrence of oxygen • Physical properties of oxygen • Chemical properties of oxygen • Preparation of oxygen • Tests for oxygen • Uses and importance of oxygen • Oxygen and combustion • Important points for examinations 🎯 This video is useful for WBBSE Class 8 students who want to understand the chapter clearly and prepare for their school examinations. 📖 Chapter: Know About Some Common Gases 🧪 Part: 2 – Oxygen 🎓 Class: 8 🏫 Board: WBBSE 📚 Subject: Physical Science 🗣️ Explanation: Easy Bengali/English-friendly explanation 👍 If this video helps you, LIKE the video, SHARE it with your classmates and SUBSCRIBE 🔔 to Krittika’s Classroom for more WBBSE Class 8 Science lessons, chapter explanations, important questions and exam preparation. 💬 Comment below which gas you would like to learn about next! #WBBSE #Class8PhysicalScience #WBBSEClass8 #Oxygen #CommonGases #KnowAboutSomeCommonGases #PhysicalScienceClass8 #WBBSEPhysicalScience #Class8Science #OxygenProperties #OxygenUses #OxygenPreparation #KrittikasClassroom