Calcium Fluoride (CaF2) | Ca1F2(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) | ![]() |
![]() |
log Kf | |||||||
0 | 0. | 0. | INFINITE | -11.655 | -1223.006 | -1223.006 | INFINITE | |||||||
100 | 28.619 | 13.347 | 120.374 | -10.703 | -1225.941 | -1208.642 | 631.330 | |||||||
200 | 56.769 | 43.555 | 74.450 | -6.179 | -1226.615 | -1190.898 | 311.031 | |||||||
298.15 | 68.588 | 68.572 | 68.572 | 0. | -1225.912 | -1173.496 | 205.592 | |||||||
300 | 68.772 | 68.997 | 68.574 | 0.127 | -1225.891 | -1173.171 | 204.267 | |||||||
400 | 73.864 | 89.630 | 71.353 | 7.311 | -1224.561 | -1155.791 | 150.931 | |||||||
500 | 76.220 | 106.375 | 76.736 | 14.819 | -1223.184 | -1138.759 | 118.965 | |||||||
600 | 78.517 | 120.471 | 82.880 | 22.554 | -1221.865 | -1121.999 | 97.679 | |||||||
700 | 81.090 | 132.764 | 89.146 | 30.532 | -1220.577 | -1105.456 | 82.490 | |||||||
800 | 83.918 | 143.774 | 95.298 | 38.781 | -1220.132 | -1088.995 | 71.104 | |||||||
900 | 86.952 | 153.832 | 101.251 | 47.323 | -1218.769 | -1072.684 | 62.257 | |||||||
1000 | 90.128 | 163.157 | 106.981 | 56.177 | -1217.427 | -1056.525 | 55.187 | |||||||
1100 | 93.412 | 171.901 | 112.489 | 65.353 | -1216.093 | -1040.499 | 49.409 | |||||||
1200 | 96.780 | 180.172 | 117.788 | 74.862 | -1222.490 | -1023.973 | 44.572 | |||||||
1300 | 100.207 | 188.054 | 122.892 | 84.711 | -1219.910 | -1007.532 | 40.483 | |||||||
1400 | 103.680 | 195.607 | 127.818 | 94.905 | -1217.007 | -991.302 | 36.986 | |||||||
1424.000 | 104.520 | 197.376 | 128.975 | 97.403 | ALPHA <--> BETA | |||||||||
+ | ||||||||||||||
1424.000 | 122.884 | 200.726 | 128.975 | 102.173 | TRANSITION | |||||||||
1500 | 123.679 | 207.136 | 132.774 | 111.542 | -1207.680 | -975.581 | 33.973 | |||||||
1600 | 124.725 | 215.151 | 137.675 | 123.963 | -1202.588 | -960.273 | 31.350 | |||||||
1691.000 | 125.677 | 222.077 | 142.032 | 135.356 | BETA <--> LIQUID | |||||||||
1700 | 125.771 | 222.744 | 142.457 | 136.487 | 1197.409 945.287 29.045 | |||||||||
1800 | 126.817 | 229.962 | 147.120 | 149.117 | -1340.813 | -928.397 | 26.941 | |||||||
1900 | 127.863 | 236.847 | 151.663 | 161.851 | -1334.037 | -905.669 | 24.899 | |||||||
2000 | 128.909 | 243.432 | 156.088 | 174.689 | -1327.172 | -883.301 | 23.069 | |||||||
2100 | 129.955 | 249.747 | 160.398 | 187.633 | -1320.215 | -861.278 | 21.423 | |||||||
2200 | 131.001 | 255.817 | 164.598 | 200.680 | -1313.168 | -839.589 | 19.934 | |||||||
2300 | 132.047 | 261.663 | 168.692 | 213.833 | -1306.029 | -818.222 | 18.582 | |||||||
2400 | 133.093 | 267.305 | 172.684 | 227.090 | -1298.800 | -797.167 | 17.350 | |||||||
2500 | 134.139 | 272.759 | 176.579 | 240.451 | -1291.482 | -776.416 | 16.222 | |||||||
2600 | 135.185 | 278.041 | 180.380 | 253.918 | -1284.078 | -755.959 | 15.187 | |||||||
2700 | 136.231 | 283.162 | 184.092 | 267.488 | -1276.591 | -735.789 | 14.235 | |||||||
PREVIOUS: | CURRENT: December 1968 | |||||||||||||
Calcium Fluoride (CaF2) | Ca1F2(cr) |
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