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【单选题】
家用铁锅用水清洗放置后,出现红棕色的锈斑,在此变化过程中不发生的化学反应是A.
4Fe(OH)2+2H2O+O2=4Fe(OH)3
B.
2Fe+2H2O+O2=2Fe(OH)2
C.
2H2O+O2+ =4OH－
D.
Fe－3e=Fe3+
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