NCERT Class XII Chemistry <br> Chapter - General Principle of Process of Isolation of Elements <br> Questions with Solutions

NCERT Class XII Chemistry
Chapter - General Principle of Process of Isolation of Elements
Questions with Solutions

Question : 31

Total: 31

Is it true that under certain conditions, Mg can reduce Al2O3 and Al can reduce MgO ? What are those conditions?

Solution:

Yes, below 1350°C, Mg can reduce Al2O3 and above 1350°C, Al canreduce MgO. This can be inferred from ∆G° vs T plots.

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