Chemistryhard · Past Paper
Which of the following is an example of an intramolecular redox reaction?
A2H2 + O2 -> 2H2O
B2KClO3 -> 2KCl + 3O2
CZn + 2HCl -> ZnCl2 + H2
DCuO + H2 -> Cu + H2O
✓ Correct Answer: B — 2KClO3 -> 2KCl + 3O2
In KClO3 decomposition, chlorine is reduced and oxygen is oxidized within the same molecule.
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