题目内容
配平和完成下列化学方程式:
(1)_________P+________FeO
_______P2O5+________Fe
(2)_______Fe(红热)+_________H2O(气)--________Fe3O4+__________H2
(3)______N2+_______H2--_______NH3
(4)______Al+_______Fe3O4--_______Fe+_______Al2O3
(1)_________P+________FeO
(2)_______Fe(红热)+_________H2O(气)--________Fe3O4+__________H2
(3)______N2+_______H2--_______NH3
(4)______Al+_______Fe3O4--_______Fe+_______Al2O3
(1)2P+5FeO
P2O5+5Fe
(2)3Fe(红热)+4H2O(g)
Fe3O4+4H2↑
(3)N2+3H2==2NH3
(4)2Al+Fe2O3
2Fe+Al2O3
(2)3Fe(红热)+4H2O(g)
(3)N2+3H2==2NH3
(4)2Al+Fe2O3
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