5. When iron nails are dipped in copper sulphate solution, a green coloured -
solution is formed.
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no, when a iron nail is dipped in copper sulphate soluti6 sky blue coloured solution wii form
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When an iron nail is dipped in copper sulphate solution, a brown coating of copper is formed on the surface of iron and the colour of copper sulphate solution changes from blue to light green.
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