EASY
7th ICSE
IMPORTANT
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Burning of a candle is both a physical as well as a chemical change.

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Important Questions on Physical and Chemical Changes

EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 5
Change of energy does not take place in case of a chemical change.
EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 1
Give one word for the following:
The change in which heat is absorbed.
EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 2

Give one word for the following:
When only the physical appearance of the substance changes?

EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 3
Give one word for the following:
The process in which a gas turns into a liquid on cooling.
EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 4
Give one word for the following:
Change of a substance from one physical form to another.
MEDIUM
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 1
Name four processes which are involved in the change of state of a substance.
EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 2
Why is burning of a fuel a chemical change?
MEDIUM
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Physical and Chemical Changes>EVALUATION>Q 3
Give one example of a chemical change in which heat is liberated.