Niobium Oxide (NbO) Nb1O1(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              
100              
200              
250              
 
298.15 41.112 46.024 46.024 0. -419.655 -391.923 68.663
 
300 41.187 46.279 46.025 0.076 -419.652 -391.751 68.210
400 44.032 58.555 47.679 4.350 -419.371 -382.488 49.948
500 45.827 68.584 50.888 8.848 -418.968 -373.313 39.000
 
600 47.204 77.064 54.562 13.501 -418.507 -364.224 31.709
700 48.369 84.429 58.314 18.280 -418.011 -355.216 26.507
800 49.467 90.960 61.994 23.173 -417.485 -346.281 22.610
900 50.481 96.845 65.545 28.170 -416.929 -337.414 19.583
1000 51.467 102.215 68.947 33.268 -416.342 -328.610 17.165
 
1100 52.418 107.165 72.199 38.462 -415.722 -319.866 15.189
1200 53.359 111.766 75.307 43.751 -415.068 -311.181 13.545
1300 54.287 116.074 78.279 49.134 -414.376 -302.551 12.157
1400 55.208 120.131 81.125 54.608 -413.646 -293.976 10.968
1500 56.117 123.971 83.855 60.175 -412.882 -285.455 9.940
 
1600 57.024 127.622 86.477 65.832 -412.091 -276.986 9.043
1700 57.929 131.106 89.000 71.579 -411.280 -268.566 8.252
1800 58.831 134.443 91.433 77.417 -410.456 -260.195 7.551
1900 59.730 137.647 93.781 83.345 -409.624 -251.870 6.924
2000 60.626 140.734 96.052 89.363 -408.791 -243.589 6.362
 
2100 61.526 143.714 98.251 95.471 -407.960 -235.349 5.854
2200 62.413 146.596 100.384 101.668 -407.140 -227.148 5.393
 
2210.000 62.501 146.880 100.593 102.293 CRYSTAL <--> LIQUID
2210.000 62.760 185.501 100.593 187.646 TRANSITION
 
2300 62.760 188.006 103.965 193.295 -320.997 -222.461 5.052
2400 62.760 190.677 107.523 199.571 -320.321 -218.192 4.749
2500 62.760 193.239 110.901 205.847 -319.778 -213.948 4.470
 
2600 62.760 195.701 114.115 212.123 -319.389 -209.723 4.213
2700 62.760 198.070 117.181 218.399 -319.195 -205.510 3.976
2800 62.760 200.352 120.111 224.675 -345.607 -200.815 3.746
2900 62.760 202.554 122.916 230.951 -344.657 -195.661 3.524
3000 62.760 204.682 125.606 237.227 -343.717 -190.539 3.318
 
PREVIOUS: CURRENT: December 1973
 
Niobium Oxide (NbO) Nb1O1(cr,l)

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