Question

blue coloured solution is given in the figure which solution is it?? what causes the colour change in this solution. explain​

Answer 1

Answer:

it is a copper sulphate solution

iron replace the copper and the blue colour solution change into green colour solution

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Answer 2

Answer:

It is the Copper sulphate solution. The solution turns green in colour because iron is more reactive than Copper displace it and iron makes it's solution