Science, asked by tanishasinha388, 1 year ago

Iron filings were added to a solution of copper sulphate. After 10 minutes, it was observed that the blue colour of the solution has changed and a layer has deposited on iron filings. Which one of the following set of colours correspond to the colour of the solution and the colour of the coating respectively ? (a) Yellow and green. (b) Brown and blue. (c) Red and greenish blue. (d) Light green and reddish brown.

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