Chemistry · Redox Reactions
In the classical concept, the removal of hydrogen is termed oxidation. Which reaction demonstrates the oxidation of hydrogen sulfide (H2S) based on this definition?
- 1H2S + 2O2 → SO4^2- + 2H+
- 2H2S + Cl2 → 2HCl + S✓
- 32H2S + 3O2 → 2H2O + 2SO2
- 4H2S + NaOH → NaHS + H2O
Correct answer
H2S + Cl2 → 2HCl + S
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