6.27 Predict conditions under which Al might be expected to reduce MgO.

Answers (1)
M manish

As per the Ellingham diagram, above 1350, the standard Gibbs free energy of formation (\Delta G^{0}_{f}) of Al_{2}O_{3} is lower than the MgO from Mg. So, that's why above 1350^{0}C , Al can reduce MgO.

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