A student had prepared a solution of copper sulphate in a beaker and put a clean iron nail into it and left it for about an hour. A)What changes did he observe? B)Write a word equation for the chemical change. plz say it is urgent
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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.
Chemical reaction of iron nail with copper sulphate solution in water. Iron displaces copper ions from an aqueous solution of copper sulphate. ... Fe (s) + Cu2 + (aq) —→ Fe2+ (aq) + Cu (s).
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