Iron Sulfide, Troilite (FeS) Fe1S1(cr,l)
 
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. 0. INFINITE -9.413 -102.166 -102.166 INFINITE
100 26.670 17.216 99.528 -8.231 -102.096 -101.959 53.258
200 43.052 41.665 64.714 -4.610 -101.886 -101.901 26.614
 
298.15 50.517 60.321 60.321 0. -101.671 -101.953 17.862
 
300 50.671 60.634 60.322 0.094 -101.666 -101.954 17.752
400 89.203 79.060 62.567 6.597 -102.388 -102.086 13.331
 
411.000 95.051 81.559 63.042 7.610 ALPHA <--> BETA
411.000 72.358 85.611 63.042 9.276 TRANSITION
 
500 72.358 99.794 68.363 15.715 -100.050 -102.492 10.707
 
 
598.000 72.358 112.745 74.607 22.807 BETA <--> GAMMA
598.000 62.085 113.409 74.607 23.204 TRANSITION
 
600 62.030 113.617 74.736 23.328 -99.108 -103.033 8.970
700 59.808 122.999 80.982 29.412 -99.697 -103.645 7.734
800 58.560 130.893 86.740 35.322 -100.612 -104.151 6.800
900 58.286 137.765 92.036 41.156 -155.064 -103.437 6.003
1000 58.986 143.934 96.922 47.012 -155.812 -97.670 5.102
 
1100 60.662 149.627 101.457 52.986 -157.351 -91.766 4.358
1200 63.311 155.011 105.697 59.177 -158.138 -85.786 3.734
1300 66.935 160.216 109.692 65.681 -156.980 -79.802 3.206
1400 71.533 165.338 113.484 72.596 -155.509 -73.918 2.758
 
1463.000 74.930 168.560 115.786 77.208 GAMMA <--> LIQUID
1463.000 62.551 190.066 115.786 108.671 TRANSITION
 
1500 62.551 191.628 117.638 110.986 -122.664 -68.943 2.401
 
1600 62.551 195.665 122.390 117.241 -122.052 -65.382 2.134
1700 62.551 199.457 126.813 123.496 -122.487 -61.837 1.900
1800 62.551 203.033 130.949 129.751 -122.405 -58.273 1.691
1900 62.551 206.415 134.832 136.006 -136.518 -54.008 1.485
2000 62.551 209.623 138.492 142.261 -136.866 -49.656 1.297
 
2100 62.551 212.675 141.953 148.516 -137.226 -45.287 1.126
2200 62.551 215.585 145.234 154.771 -137.596 -40.900 0.971
2300 62.551 218.365 148.354 161.026 -137.975 -36.496 0.829
2400 62.551 221.027 151.327 167.281 -138.363 -32.076 0.698
2500 62.551 223.581 154.166 173.537 -138.759 -27.639 0.577
 
2600 62.551 226.034 156.883 179.792 -139.163 -23.187 0.466
2700 62.551 228.395 159.489 186.047 -139.572 -18.718 0.362
2800 62.551 230.670 161.990 192.302 -139.987 -14.235 0.266
2900 62.551 232.865 164.397 198.557 -140.408 -9.736 0.175
3000 62.551 234.985 166.714 204.812 -140.834 -5.223 0.091
 
3100 62.551 237.036 168.950 211.067 -141.265 -0.695 0.012
3200 62.551 239.022 171.109 217.322 -490.000 11.270 -0.184
3300 62.551 240.947 173.196 223.577 -488.538 26.912 -0.426
3400 62.551 242.814 175.216 229.832 -487.114 42.510 -0.653
3500 62.551 244.627 177.174 236.087 -485.727 58.067 -0.867
 
3600 62.551 246.389 179.072 242.342 -484.378 73.585 -1.068
3700 62.551 248.103 180.915 248.597 -483.069 89.066 -1.257
3800 62.551 249.771 182.705 254.853 -481.799 104.512 -1.437
PREVIOUS: CURRENT: September 1977
 
Iron Sulfide, Troilite (FeS) Fe1S1(cr,l)

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