Question

)In given diagram Iron nail placed in copper sulphate solution, after sometime test tube material look like as second test tube. (a) Name the brown substances deposited on iron nail. (b) why the colour of the solution change from blue to green? (c) Name the type of reaction.





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Answer 1

Answer:

(a)copper get deposited

(b) as iron displaces copper from copper sulphate solution and becomes ferrous sulphate hence the colour changes from blue to green

(c) it is displacement reaction