Rusting of Iron Objects is Faster in Coastal Areas than in Deserts

Rusting of iron objects is faster in coastal areas than in deserts because coastal areas have more humidity than desert areas. Oxygen and water present in the moisture acted with iron and deposit rust on iron.


Helping Topics

Physical and chemical changes

Effect of Magnesium hydroxide on litmus paper

Physical and Chemical changes of a burning candle

Physical and chemical changes of making paper 

Burning of wood and cutting it into small pieces are considered as two different types of changes

Identification of Physical and Chemical changes in different processes

Practice Sheet

NCERT solutions class7


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