2Cu+O2=>2CuO
CuO+2HCl=>CuCl2+H2O
CuCl2+2AgNO3=>Cu(NO3)2+2AgCl
Cu(NO3)2+2NaOH=>Ca(OH)2+2NaNO3
Cu(OH)2+H2SO4=>CuSO4+2H2O
Cu(+2)S(+6)O4(-2)+Zn(0)=>Zn(+2)S(+6)O4(-2)+Cu(0)
Cu(+2)+2e=>Cu(0) | 2| | 1
| 2 |
Zn(0)-2e=>Zn(+2) | 2| | 1
2Cu+O2=>2CuO
CuO+2HCl=>CuCl2+H2O
CuCl2+2AgNO3=>Cu(NO3)2+2AgCl
Cu(NO3)2+2NaOH=>Ca(OH)2+2NaNO3
Cu(OH)2+H2SO4=>CuSO4+2H2O
Cu(+2)S(+6)O4(-2)+Zn(0)=>Zn(+2)S(+6)O4(-2)+Cu(0)
Cu(+2)+2e=>Cu(0) | 2| | 1
| 2 |
Zn(0)-2e=>Zn(+2) | 2| | 1