2Cu+O2 ~~2 CuO' @4 `+ L, t& ]5 D; f5 i; l
3 Cu+O2~~CuO+ Cu2O
. T3 ~; q4 ~! e$ G) eCuO+2NH4OH+2NH4cl ~~~ Cu(NH3)4cl2+3H2O" o9 \' v4 f+ ~% h5 u b
Cu2O+2NH4OH+2NH4cl_____2Cu(NH3)2cl+3H2O
( f% v( c2 T" d7 S' |Cu(NH3)2cl+4NH4OH+4NH4cl+O2___
& Z- B2 K% c# j. `* w
, C% H9 ]$ S- S. d4Cu(NH3)4cl2 +6H2O
$ O/ Z* M9 k+ S2 m& ECu(NH3)4cl2 +Cu ___ 2Cu(NH3)2cl' Q% r" p% g( s( P. E6 s8 L& m M
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