1) 2Na + 2H₂O → 2NaOH + H₂↑
2) 2NaOH + CuSO₄ → Cu(OH)₂↓ + Na₂SO₄
1. 2Na + 2H2O = 2NaOH + H2
2.2NaOH + CuCl2 = 2NaCl + Cu(OH) 2
1) 2Na + 2H₂O → 2NaOH + H₂↑
2) 2NaOH + CuSO₄ → Cu(OH)₂↓ + Na₂SO₄
1. 2Na + 2H2O = 2NaOH + H2
2.2NaOH + CuCl2 = 2NaCl + Cu(OH) 2