2Cu + o2 = 2cuo
CuO + SO3 = cuso4
CuSO4 + 2NaOH = Cu(OH)2 + Na2SO4
Cu(OH)2 = CuO + H2O
CuO + C = Cu + CO
2Cu + o2 = 2cuo
CuO + SO3 = cuso4
CuSO4 + 2NaOH = Cu(OH)2 + Na2SO4
Cu(OH)2 = CuO + H2O
CuO + C = Cu + CO