General Science

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 plantExample of Chemical change
Rusting of ironExample of chemical change
Mixing of iron fillings and sandExample of physical change
Cooking of foodExample of chemical change
Digestion of foodExample of chemical change
Freezing of waterExample of physical change
Burning of candleExample 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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