Physical and Chemical Changes (Is Matter Around us Pure - 6) in HINDI for Class 9 NCERT Science

In this Science (Chemistry) video in Hindi for class 9 we explained and differentiate physical and chemical changes. When a substance exhibit changes in its physical properties like change in shape, size or state, the change is called physical change. In this change substance remains the same. Examples of physical changes : boiling of water, breaking of glass, dissolving salt in water etc. Whereas, in chemical change the substance changes. Examples of chemical changes : burning of candle, here, paraffin (wax) changes in carbon dioxide, water vapour and heat. 👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇👇 🔴 Click here to watch the whole playlist on Chapter 2 : 'Is Matter Around us Pure' for Class 9 :    • 🔴 Is Matter Around us Pure ? (Introduction...   ************************************************************************ Previous videos - 🔴 Is Matter Around us Pure ?    • 🔴 Is Matter Around us Pure ? (Introduction...   🔴 Solution    • SOLUTION (Is Matter Around us Pure - 2) in...   🔴 Suspension    • Suspension (Is Matter Around us Pure - 3) ...   🔴 Colloidal Solution    • Colloidal Solution (Is Matter Around us Pu...   🔴 Separating the Components of a Mixture    • Separating the Components of a Mixture (Is...