Classify the following into chemical and physical change . 1) Rusting of iron . 2) Ripening of fruits . 3) Magnetizing a stell plate 4) Melting of iron 5) combustion of LPG 6) Cooling effect produced by ice .
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Characteristics of physical changes:
No new substances are formed.
Products are identical to the reactants.
These changes are reversible.
Characteristics of chemical changes:
Properties of products are different from the properties of reactants.
Most of the chemical changes are irreversible.
These changes always result in energy changes.
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Answer:
chemical change :(1),(2),(5)
physical change :(3),(4),(6)
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