CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Physical Change

Which of the ...

Question

Question 2

Which of the following is a chemical change?
(a) Twinkling of stars
(b) Cooking of vegetables
(c) Cutting of fruits
(d) Boiling of water

Open in App

Solution

Cooking of vegetables is the only chemical change. Vegetables are cooked to make food. Other options are all physical changes.

Suggest Corrections

thumbs-up

3

Similar questions

Classify the following as physical or chemical changes:

(i) Cooking of food (ii) Boiling of water

(iii) Cutting of trees (iv) Dissolving salt in water

(v) Digestion of food (vi) Melting of ice

Raw rice boiled with water turns to cooked rice, why is it a chemical change?

Q. In which of the following examples the change in state of a substance is observed?
(i) Melting of chocolate
(ii) Boiling of water
(iii) Cutting of vegetables
(iv) Pouring of milk in tea

Classify the following as chemical or physical changes:

• Cutting of trees

• Melting of butter in a pan

• Rusting of almirah

• Boiling of water to form steam

• Passing of electric current through water, and water breaking down into hydrogen and oxygen gas

• Dissolving common salt in water

• Making a fruit salad with raw fruits

• Burning of paper and wood

Q. Question 11
Which of the following are chemical changes?
a. Growth of a plant
b. Rusting of iron
c. Mixing of iron filings and sand
d. Cooking of food
e. Digestion of food
f. Freezing of water
g. Burning of a candle

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Physical Change

Standard VII Chemistry

Join BYJU'S Learning Program

CrossIcon