A) \[3Fe+4{{H}_{2}}O\to F{{e}_{3}}{{O}_{4}}+4{{H}_{2}}\]
B) \[2Fe+3{{H}_{2}}O\to F{{e}_{2}}{{O}_{3}}+3{{H}_{2}}\]
C) \[Fe+{{H}_{2}}O\to FeO+{{H}_{2}}\]
D) \[2Fe+{{H}_{2}}O+{{O}_{2}}\to F{{e}_{2}}{{O}_{3}}+{{H}_{2}}\]
Correct Answer: A
Solution :
\[3Fe+4{{H}_{2}}O\to F{{e}_{3}}{{O}_{4}}+4{{H}_{2}}\]
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