Copper metal has ZERO electronic charge.
Copper can be oxidized to form ##Cu^(2+)##, ##”cupric”##, and ##Cu^+##, ##”cuprous”## ions. In water, the aquated cupric ion, here ##[Cu(OH_2)_6]^(2+)##, gives rise to a lovely blue colour.
Copper metal has ZERO electronic charge.
Copper can be oxidized to form ##Cu^(2+)##, ##”cupric”##, and ##Cu^+##, ##”cuprous”## ions. In water, the aquated cupric ion, here ##[Cu(OH_2)_6]^(2+)##, gives rise to a lovely blue colour.
Copper metal has ZERO electronic charge.
Copper can be oxidized to form ##Cu^(2+)##, ##”cupric”##, and ##Cu^+##, ##”cuprous”## ions. In water, the aquated cupric ion, here ##[Cu(OH_2)_6]^(2+)##, gives rise to a lovely blue colour.