Mg + S = MgS
MgO + H2S = MgS + H2O
Mg(OH)2 + H2S = MgS + 2H2O
2MgO + CS2 = 2MgS + CO2
MgO + FeS + C = MgS + Fe + CO
3MgO + P2S3 = 3MgS + P2O3
2Mg(OH)2 + CS2 = 2MgS + 2H2O + CO2
MgO + CuS + C = MgS + Cu + CO
MgO + PbS + C = MgS + Pb + CO
MgO + HgS + C = MgS + Hg + CO
Mg + H2S = MgS + H2