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The stability of metal oxides at a given temperature is determined by comparing the \mathrm{\Delta G^{\circ}} of reduction for each metal oxide. A metal oxide with a more negative \mathrm{\Delta G^{\circ}} of reduction is:

 

Option: 1

More stable


Option: 2

Less stable


Option: 3

Equally stable


Option: 4

Unpredictable


Answers (1)

best_answer

A metal oxide with a more negative \mathrm{\Delta G^{\circ}} of reduction is more stable as it indicates that the reduction of the metal oxide to metal is thermodynamically favoured.

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Irshad Anwar

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