CAIE IGCSE Chemistry 4.1.10 Predict the Identity of the Products Questions
Predict electrode products in dilute and concentrated aqueous halide electrolysis using discharge rules.
- Syllabus
- 2026–2028
- Course
- Chemistry 0620
Exam points
- predict products of dilute and concentrated aqueous halide electrolysis
- identify hydrogen, oxygen and halogen electrode products
- compare discharge in aqueous sodium chloride, potassium bromide and hydrochloric acid
- apply selective discharge rules to dilute and concentrated solutions
- identify the electrolyte from observed gases
- relate electrode products to ion concentrations
CAIE IGCSE Chemistry 4.1.10 Predict the Identity of the Products Questions question 1
[Maximum number: 1]
Dilute aqueous sodium chloride is electrolysed using carbon electrodes.
What is the product at the anode?
A
carbon dioxide
B
hydrogen
C
oxygen
D
sodium
C
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