Metallurgical Engineering > GATE 2019 > Ellingham Diagram
The variation of standard free energies for two oxides AO and BO with temperature are shown below.
The correct statement with reference to the above figure is _______.
A
AO is a gas
B
BO is a gas
C
A will reduce BO above temperature Tโ‚
D
B will reduce AO below temperature Tโ‚

Correct : b

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metallurgical engineering GATE 2019 phase diagram analysis free energy variation oxide reduction temperature phase change GATE metallurgical oxide reduction reaction phase diagram interpretation GATE 2019 metallurgy

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