Ca > CaO > Ca(OH)2 > CaCl2
2Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2 HCl = CaCl2 + 2H2O
Cu > CuO > CuSO4 > Cu(OH)2 > CuO > Cu
2Cu + O₂= 2CuO
CuO + H₂SO₄ = CuSO₄ + H₂O
CuSO₄ + 2NaOH = Cu(OH)₂ + Na₂SO₄
Cu(OH)₂ + t°C = CuO + H₂O
CuO + CO = Cu + CO₂
Ca > CaO > Ca(OH)2 > CaCl2
2Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2 HCl = CaCl2 + 2H2O
Cu > CuO > CuSO4 > Cu(OH)2 > CuO > Cu
2Cu + O₂= 2CuO
CuO + H₂SO₄ = CuSO₄ + H₂O
CuSO₄ + 2NaOH = Cu(OH)₂ + Na₂SO₄
Cu(OH)₂ + t°C = CuO + H₂O
CuO + CO = Cu + CO₂