Chemistry · May / June 2019 · Paper 12 · Question 14
5070Electrolysis
When concentrated aqueous sodium chloride is electrolysed using inert electrodes, which product is formed at the cathode and which product is formed at the anode?
- Acathode product: hydrogen; anode product: chlorine
- Bcathode product: hydrogen; anode product: oxygen
- Ccathode product: sodium; anode product: chlorine
- Dcathode product: sodium; anode product: oxygen
As printed in the paper
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Correct answer: A. cathode product: hydrogen; anode product: chlorine
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