Physical Properties of Non-Metals | Class 8 Science Chapter 4 | Materials: Metals and Non-Metals 🧪

In this video, we are exploring the "Physical Properties of Non-Metals" from Class 8 Science (Chapter 4: Materials - Metals and Non-Metals). This is an essential topic for school exams and competitive foundation courses.
We have explained all the major properties like brittleness, poor conductivity, dull appearance, and non-sonorous nature with simple everyday examples and important exceptions (like Diamond and Graphite).
⏱️ Video Timestamps (Chapters)
0:00 - Introduction to Non-Metals
02:15 - Physical State of Non-Metals (Solids, Liquids & Gases)
04:30 - What is Brittleness? (Non-malleable & Non-ductile)
06:45 - Lustre vs Dull Appearance (Exception: Iodine & Diamond)
09:15 - Conduction of Heat & Electricity (Exception: Graphite)
12:00 - Melting Points, Boiling Points & Density
14:15 - Why are Non-Metals Non-sonorous?
16:30 - Quick Summary & Important Exam Questions
📚 Topics Covered in This Video:
Physical properties of non metals class 8
Metals and non metals class 8 science chapter 4
Exceptions in physical properties of non metals
Class 8 science materials metals and non metals notes
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Видео Physical Properties of Non-Metals | Class 8 Science Chapter 4 | Materials: Metals and Non-Metals 🧪 канала Vishal Sir Motihari