EASY
7th CBSE
IMPORTANT
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Burning of coal is a change.

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Important Questions on Physical and Chemical Changes
EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

MEDIUM
7th CBSE
IMPORTANT

HARD
7th CBSE
IMPORTANT
