Concentrated aqueous sodium chloride is electrolysed using inert electrodes. What is the main product formed at the positive electrode (anode)?
A.
chlorine
B.
hydrogen
C.
oxygen
D.
sodium
Exam No：0620_s25_qp_11 Year：2025 Question No：11
Answer:
A
Knowledge points:
5.1.1. State that an exothermic reaction transfers thermal energy to the surroundings leading to an increase in the temperature of the surroundings
Solution:
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