Chemistry > 2004 > 29
WASSCE
Aqueous copper (II) tetraoxosulphate (VI) was electrolysed using the following pairs of electrodes. In which case was there a decrease in the mass of the anode?
A.
| Cathode | Anode |
| Graphite | Graphite |
B.
| Cathode | Anode |
| Platinum | Platinum |
C.
| Cathode | Anode |
| Copper | Copper |
D.
| Cathode | Anode |
| Graphite | Platinum |
Answer: C
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.
09037778195