Q28 of 56 Page 1

Iron nails were dipped in an aqueous solution of copper soleplate. After about 30 minutes, it was observed that the color of the solution changed from

When iron nails are dipped in the aqueous solution of copper soleplate solution, it is observed that after 30 minutes, the color of the solution changes from blue to light green due to following displacement reaction and formation of ferrous soleplate solution.

CuSo4 + Fe FeSo4 + Cu

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