68
500 1000 1500 2000
Temperature, K
Figure 3.4. AG/T values for the reactions
2Zn + O 2 -> 2ZnO
2Fe + O 2 -> 2FeO
2Mg + O 2 -* 2MgO
2C + O 2 -H. 2CO
fAl + O 2 -> fAl 2 Oj
68
500 1000 1500 2000
Temperature, K
Figure 3.4. AG/T values for the reactions
2Zn + O 2 -> 2ZnO
2Fe + O 2 -> 2FeO
2Mg + O 2 -* 2MgO
2C + O 2 -H. 2CO
fAl + O 2 -> fAl 2 Oj