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Cu → CuO → CuSO4 → CuCl2 → Cu(OH)2 → CuO ↓ Cu(NO)2


Cu CuO CuSO4 CuCl2 CuOH2 CuO CuNO2 class=

Răspuns :

Răspuns:

2Cu + O₂ → 2CuO

CuO + 2HNO₃ → Cu(NO₃)₂ + H₂O

CuO + H₂SO₄ → CuSO₄ + H₂O

CuSO₄ + BaCl₂ → BaSO₄↓ + CuCl₂

CuCl₂ + 2NaOH → Cu(OH)₂↓ + 2NaCl

Cu(OH)₂ → CuO + H₂O

-Mihai