1-2Cu + O2 → 2CuO
2-CuO + 2 HCl → CuCl2 + H2O
3-CuCl2 + 2 NaOH → Cu(OH)2 + 2 NaCl
4-Cu(OH)2 → CuO + H2O
5-H2 + CuO → Cu + H2O
1-2Cu + O2 → 2CuO
2-CuO + 2 HCl → CuCl2 + H2O
3-CuCl2 + 2 NaOH → Cu(OH)2 + 2 NaCl
4-Cu(OH)2 → CuO + H2O
5-H2 + CuO → Cu + H2O