Slides in this set
atoms stick Dc electricity Copper (ii)
to the supply. sulphate
The impurities are dropped at the anode as sludge
The electrical supply pulls electrons off of the copper atoms at the anode
causing them to go in solution cu2+ ions.
The positive Cu2+ ions are attracted to the negative cathode where they are given
2 electrons so they turn back into copper atoms.…read more