Question

Напишите пиу и сиу CuSO4-Cu(OH)2-CuO-CU

Answer 1

CuSO₄ + 2KOH = Cu(OH)₂↓  + K₂SO₄
Cu²⁺ + SO₄²⁻ + 2K⁺ + 2OH⁻ = Cu(OH)₂↓  + 2K⁺ + SO₄²⁻
Cu²⁺ + 2OH⁻ = Cu(OH)₂↓

Cu(OH)₂ = CuO + H₂O (t)

CuO + H₂ = Cu + H₂O