Question
Fri March 04, 2011 By: Rohit Varshney
 

explain elingham diagram and explain that if Mg is heated with ZnO ,it will reduce to Zn but the reverse reaction (reducing MgO with Zn ) does not occur ?

Expert Reply
Sat March 05, 2011
Dear Student,
The lower the position of a metal in the Ellingham diagram more is the stability of its oxide. A metal found in the Ellingham diagram can act as a reducing agent for a metallic oxide found above it. Thus, Mg can act as a reducing agent to Zn.
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