Question

om getung oxie
QUESTION
Why does the colour of copper sulphate solution change when
an iron nail is dipped in it?​

Answer 1

Answer:

iron is more reactive than copper so when iron nail is dipped in copper sulphate solution iron displace copper from its solution to form iron sulphate whichis green in colour hence the blue colour of copper sulphate solution changes intogreen colour because of displacement reaction