Write the reaction equation: Fe → FeS → H2S → S → H2S → Na2S → S
April 24, 2021 | education
| 1) Fe + S = FeS↓;
2) FeS↓ + H₂SO₄ = FeSO₄+ H₂S↑;
FeS↓ + 2H+ + SO₄2- = Fe2+ + SO₄2-+ H₂S↑;
FeS↓ + 2H+ = Fe2+ + H₂S↑;
3) 2H₂S↑ + SO₂↑ = 3S↓+ 2H₂O;
4) S + H₂ = H₂S↑;
5) H₂S↑ + 2NaOH = Na₂S + 2H₂O;
H₂S↑ + 2Na+ + 2OH– = 2Na+ + S2- + 2H₂O;
H₂S↑ + 2OH– = S2- + 2H₂O;
6) Na₂S + Cl₂ = 2NaCl + S↓.
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