CH-1781
Electrolysis of solutions
Chemistry · Secondary 4 · Easy · Electrolysis of solutions
A student electrolyses dilute aqueous potassium sulfate using inert electrodes. Which pair of gases is produced at the cathode and anode respectively?
- Cathode: oxygen Anode: hydrogen
- Cathode: hydrogen Anode: chlorine
- Cathode: hydrogen Anode: oxygen
- Cathode: oxygen Anode: chlorine
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