Which of the following are chemical changes? (a) Growth of a plant (b) Rusting of Iron (c) Mixing of iron fillings and sand (d) Cooking of food (e) Digestion of food (f) Freezing of water (g) Burning of a candle.
Which of the following are chemical changes? (a) Growth of a plant (b) Rusting of Iron (c) Mixing of iron fillings and sand (d) Cooking of food (e) Digestion of food (f) Freezing of water (g) Burning of a candle.
Harshit Singh , 4 Years ago
Grade 12th pass
