fH°fG°| Vanadium Oxide (V2O4) | O4V2(cr) | |||||||||||||
| Enthalpy Reference Temperature = Tr = 298.15 K | Standard State Pressure = p° = 0.1 MPa | |||||||||||||
| J·K-1 mol-1 | kJ·mol-1 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T/K | Cp° | S° | -[G°-H°(Tr)]/T | H-H°(Tr) | fH° |
fG° |
log Kf | |||||||
| 0 | 0.000 | 0.000 | INFINITE | -18.100 | -1418.617 | -1418.617 | INFINITE | |||||||
| 100 | 36.907 | 18.652 | 186.891 | -16.824 | -1424.127 | -1389.894 | 726.006 | |||||||
| 200 | 90.274 | 62.333 | 113.357 | -10.205 | -1427.002 | -1354.252 | 353.694 | |||||||
| 298.15 | 115.399 | 103.525 | 103.525 | 0.000 | -1427.162 | -1318.445 | 230.986 | |||||||
| 300 | 115.787 | 104.240 | 103.527 | 0.214 | -1427.150 | -1317.770 | 229.444 | |||||||
| 340.000 | 123.336 | 119.218 | 104.501 | 5.004 | I <--> II | |||||||||
| 340.000 | 127.621 | 145.675 | 104.501 | 13.999 | TRANSITION | |||||||||
| 400 | 135.281 | 167.065 | 112.309 | 21.902 | -1416.532 | -1283.094 | 167.555 | |||||||
| 500 | 143.269 | 198.162 | 126.456 | 35.853 | -1414.020 | -1250.016 | 130.588 | |||||||
| 600 | 148.448 | 224.758 | 140.677 | 50.448 | -1411.187 | -1217.477 | 105.991 | |||||||
| 700 | 152.175 | 247.927 | 154.379 | 65.483 | -1408.212 | -1185.426 | 88.458 | |||||||
| 800 | 155.457 | 268.466 | 167.380 | 80.868 | -1405.169 | -1153.807 | 75.336 | |||||||
| 900 | 158.157 | 286.934 | 179.655 | 96.551 | -1402.101 | -1122.571 | 65.152 | |||||||
| 1000 | 160.682 | 303.729 | 191.236 | 112.494 | -1399.025 | -1091.677 | 57.023 | |||||||
| 1100 | 162.987 | 319.153 | 202.173 | 128.678 | -1395.953 | -1061.091 | 50.387 | |||||||
| 1200 | 165.209 | 333.430 | 212.523 | 145.089 | -1392.908 | -1030.784 | 44.869 | |||||||
| 1300 | 167.330 | 346.738 | 222.341 | 161.716 | -1389.898 | -1000.729 | 40.210 | |||||||
| 1400 | 169.406 | 359.215 | 231.677 | 178.553 | -1386.944 | -970.904 | 36.225 | |||||||
| 1500 | 171.429 | 370.972 | 240.575 | 195.595 | -1384.045 | -941.289 | 32.779 | |||||||
| 1600 | 173.427 | 382.100 | 249.076 | 212.838 | -1381.201 | -911.865 | 29.769 | |||||||
| 1700 | 175.302 | 392.669 | 257.214 | 230.273 | -1378.439 | -882.616 | 27.119 | |||||||
| 1800 | 177.343 | 402.746 | 265.022 | 247.904 | -1375.760 | -853.528 | 24.769 | |||||||
| 1818.000 | 177.728 | 404.513 | 266.394 | 251.100 | II <--> LIQUID | |||||||||
| 1900 | 179.276 | 412.387 | 272.526 | 265.737 | 1373.179 824.586 22.669 | |||||||||
| 2000 | 181.192 | 421.632 | 279.752 | 283.760 | -1370.723 | -795.777 | 20.784 | |||||||
| 2100 | 183.092 | 430.518 | 286.721 | 301.975 | -1368.413 | -767.087 | 19.080 | |||||||
| 2200 | 184.975 | 439.079 | 293.453 | 320.378 | -1412.030 | -738.293 | 17.529 | |||||||
| PREVIOUS: June 1973 | CURRENT: December 1973 | |||||||||||||
| Vanadium Oxide (V2O4) | O4V2(cr) | |||||||||||||
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