Why is concentrated H2SO4 not used to dry H2S?
Answer: Concentrated H2SO4 is not used to dry H2S. Because concentrated H2SO4 oxidizes hydrogen sulfide (H2S) to yellow sulfur and itself reduces to produce SO2.
H2S + H2SO4 = S ↓ + SO2 ↑ + 2H2O
Answer: Concentrated H2SO4 is not used to dry H2S. Because concentrated H2SO4 oxidizes hydrogen sulfide (H2S) to yellow sulfur and itself reduces to produce SO2.
H2S + H2SO4 = S ↓ + SO2 ↑ + 2H2O