(1)C₂H₄+O₂-点燃-CO₂+H₂o 配平
问题描述:
(1)C₂H₄+O₂-点燃-CO₂+H₂o 配平
(2)NaOH+CuSO₄-Cu(OH)₂↓+Na₂SO₄(3)Fe₂O₃+H₂-高温-Fe+H₂O(4)Fe₂O₃+CO-高温-Fe+CO₂
答
(1)C₂H₄+3O₂-点燃-2CO₂+2H₂o 配平 2NaOH+CuSO₄-Cu(OH)₂↓+Na₂SO₄(3)Fe₂O₃+H₂-高温-Fe+H₂O(4)Fe₂O₃+CO-高温-Fe+CO₂3)Fe₂O₃+3H₂-高温-2Fe+3H₂O(4)Fe₂O₃+3CO-高温-2Fe+3CO₂