EASY
7th CBSE
IMPORTANT
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Which of the following will result in a chemical change?

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Important Questions on Physical And Chemical Changes

EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 22
Beating an egg to make a cake is a
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 23
Which of the following is not the correct combination?
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 24
Which of the following statements is correct regarding formation of rust and formation of ice?
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 25
Keeping a stone in sunlight for few hours is
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 26
In which type of change we observe change in specific property of matter but not in chemical composition?
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 27
Which of the following is not the correct combination?
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 28
Mark the incorrect statement.
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 2 - Physical And Chemical Changes>EXERCISE>Q 29
Cut vegetables turn brown when exposed to air. This is due to