Copper



Symbol: Cu (Cuprum)

At. No.: 29

At mass: 635

Electronic Configuration : [Ar] 4s1 3d10

 

Occurrence

Copper occurs in both native state and combined state. The chief ores of copper are :

·         Copper pyrite or chalcopyrite             CuFeS2

·         Copper glanece                                   Cu2S

·         Cuprite or ruby copper                        Cu2U

·         Malachite                                            CuCo3 Cu (OH)2

 

·         Azurite                                                2CuCo3 Cu(OH)2