Chemistry · May / June 2022 · Paper 12 · Question 16
5070Electrolysis
Dilute sulfuric acid is electrolysed. Hydrogen gas and oxygen gas are produced. Which row correctly describes what happens?
- Aoxygen produced at the: anode; hydrogen produced at the: cathode; concentration of acid: decreases
- Boxygen produced at the: anode; hydrogen produced at the: cathode; concentration of acid: increases
- Coxygen produced at the: cathode; hydrogen produced at the: anode; concentration of acid: decreases
- Doxygen produced at the: cathode; hydrogen produced at the: anode; concentration of acid: increases
As printed in the paper
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Correct answer: B. oxygen produced at the: anode; hydrogen produced at the: cathode; concentration of acid: increases
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