Question

Cooper sulphet solution When the zinc bar is immersed in the edal, the blue color of the cooper sulphet solution becomes faint. The reason for this is -
I) zinc's oxidation
II) reduction of Cooper ion
III) oxidation of SO²4 negative ions
IV) reduction of SO²4 negative ion
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Answer 1

Answer:

it is because of single displacement reaction that is zinc is more reactive than copper but according to the options it would be zincs oxidation