Which of the following are chemical changes

Q 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 candle

Answer.

Growth of plant Example of Chemical change
Rusting of iron Example of chemical change
Mixing of iron fillings and sand Example of physical change
Cooking of food Example of chemical change
Digestion of food Example of chemical change
Freezing of water Example of physical change
Burning of candle Example of chemical and physical changes

here example of chemical changes are Growth of a plant , Rusting of iron , cooking of food, digestion of food and burning of candle.

example of physical changes are freezing of water and mixing of iron fillings and sand .

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