Copper(I) Sulfide
Cu2S Molar Mass Conversion in Batch
Elem.
Name
Atomic Mass
(g/mol)
Total
Mass Percentage
Cu
Copper
63.546
2
79.853%
S
Sulfur
32.065
1
20.147%
Example Reactions:
• 2Cu2O + Cu2S = 6Cu + SO2
• Cu2S + 2O2 = 2CuO + SO2
• Cu2S + 2O2 + 2C = 2Cu + SO2 + 2CO
• Cu2S + 2O2 = Cu2O + SO3
• Cu2S + 12HNO3 = Cu(NO3)2 + CuSO4 + 10NO2 + 6H2O
• Cu2S + O2 + 2H2SO4 = S + 2CuSO4 + 2H2O
• Cu2S + 2Fe2(SO4)3 + 2Fe = 6FeSO4 + 2Cu + S
• Zn + Cu2S = ZnS + 2Cu
• 2CuCl + H2S = Cu2S + 2HCl
• Cu2S + S = 2CuS