2CU + O2 2CUOCUO + 2HCL → CUCL2 + H2OCUCL2 + 2NAOH → CU(OH)2↓ + 2NACLCU(OH)2 CUO + H2O

Câu 1 :2Cu + O

2

2CuOCuO + 2HCl → CuCl

2

+ H

2

OCuCl

2

+ 2NaOH → Cu(OH)

2

↓ + 2NaClCu(OH)

2

CuO + H

2

O