Cuprous sulfide

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Dark blue, green, violet or grayish black powder. Cuprous sulfide occurs in nature as the mineral Chalcocite. It is used in luminous paints and antifouling paints

Synonyms and Related Terms

copper glance; chalcocite;

Physical and Chemical Properties

  • Rhombic crystals.
  • Soluble in ammonium hydroxide. Insoluble in water.
  • Decomposed by nitric acid.
Composition Cu2S
Melting Point 1100 C
Density 5.52-5.82 g/ml
Molecular Weight mol. wt. = 159.16