When a student put some copper turnings in a colourless solution, he o – InterviewSolution

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1.	When a student put some copper turnings in a colourless solution, he observed that the solution gradually turned blue. The solution is most likely to be :(1) ferrous sulphate solution(2) magnesium nitrate solution(3) silver nitrate solution(4) copper sulphate solution
Answer» When a student put some copper turnings in a colourless solution, he observed that the solution gradually turned blue. The solution is most likely to be : (1) ferrous sulphate solution (2) magnesium nitrate solution (3) silver nitrate solution (4) copper sulphate solution

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