EASY
8th ICSE
IMPORTANT
Earn 100

Burning of coal is an example of reaction.

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Important Questions on Physical and Chemical Changes

EASY
8th ICSE
IMPORTANT

No new substances are formed during a _____ change. (Physical/Chemical/Slow)

EASY
8th ICSE
IMPORTANT
Sublimation of camphor is an example of _____ change.
EASY
8th ICSE
IMPORTANT
Rusting of iron is a _____ change. (physical /chemical)
EASY
8th ICSE
IMPORTANT
Define the term periodic change.
EASY
8th ICSE
IMPORTANT
Define the term reversible change.
EASY
8th ICSE
IMPORTANT
Define the term irreversible change.
EASY
8th ICSE
IMPORTANT
Define the term physical change.
EASY
8th ICSE
IMPORTANT
Define the term chemical change.