why does the iron nail become brownish in colour and the blue colour of copper sulphate become fade
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Its because of displacement of iron
Hiteshbhaisahab:
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The iron nail becomes brownish in colour because....
1) iron reacts with the oxygen present in the air.
2)as iron gains oxygen or oxidation reaction takes place the iron rusts.
3) And hence a brownish layer of rust is formed on the iron nail.
1) iron reacts with the oxygen present in the air.
2)as iron gains oxygen or oxidation reaction takes place the iron rusts.
3) And hence a brownish layer of rust is formed on the iron nail.
yes u r right
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