1. SUBJECT : CHEMISTRY
UNIT : CHANGES

2. CHANGES
Various types of changes takes place around us. Everything in the universe undergoes change. Some changes are here
Physical Changes
Chemical Changes

3. PHYSICAL CHANGE
Temporary changes in which no new substances are formed are called physical changes.

4. CHEMICAL CHANGE
Permanent changes in which new substances are produced are called chemical changes

5. PHYSICAL & CHEMICAL CHANGES GRAPHICAL ILLUSTRATIONS

6. arrangement of water molecules in liquid and gaseous state

7. Experiment Showing heating of Ammonium Dichromate

8. Indicator Phenolphthalein

9. Burning of Magnesium Ribbon

10. Heating of Potassium Permanganate

11. Electrolysis of Water

12. Electroplating

13. Different Types of Battery Cells.

14. Production of Electricity from Vegetables

15. .