Beryllium Oxide, Alpha (BeO) Be1O1(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. 0. INFINITE -2.835 -604.914 -604.914 INFINITE
100 2.636 0.824 28.539 -2.771 -606.343 -597.709 312.211
200 14.159 5.887 15.759 -1.974 -607.579 -588.573 153.719
 
298.15 25.560 13.770 13.770 0. -608.354 -579.062 101.449
 
300 25.744 13.928 13.770 0.047 -608.364 -578.880 100.792
400 33.757 22.513 14.886 3.051 -608.688 -568.992 74.303
500 38.920 30.641 17.235 6.703 -608.668 -559.065 58.405
 
600 42.376 38.061 20.098 10.778 -608.440 -549.163 47.809
700 44.823 44.786 23.152 15.144 -608.092 -539.310 40.244
800 46.656 50.897 26.244 19.722 -607.680 -529.511 34.574
900 48.091 56.478 29.298 24.462 -607.235 -519.767 30.166
1000 49.262 61.607 32.276 29.331 -606.780 -510.073 26.643
 
1100 50.254 66.350 35.161 34.308 -606.329 -500.424 23.763
1200 51.116 70.760 37.946 39.377 -605.892 -490.815 21.365
1300 51.882 74.882 40.630 44.527 -605.478 -481.243 19.337
1400 52.580 78.753 43.216 49.751 -605.094 -471.701 17.599
1500 53.225 82.403 45.708 55.042 -604.744 -462.185 16.095
 
1600 53.827 85.857 48.111 60.394 -618.971 -452.166 14.762
1700 54.396 89.138 50.428 65.806 -618.303 -441.761 13.574
1800 54.944 92.262 52.666 71.273 -617.614 -431.396 12.519
1900 55.467 95.247 54.829 76.794 -616.904 -421.069 11.576
2000 55.974 98.105 56.922 82.366 -616.176 -410.781 10.729
 
2100 56.467 100.848 58.949 87.988 -615.430 -400.530 9.963
2200 56.948 103.486 60.914 93.659 -614.669 -390.314 9.267
2300 57.421 106.028 62.820 99.378 -613.893 -380.133 8.633
 
2373.001 57.756 107.827 64.177 103.582 ALPHA <--> BETA
 
2400 57.881 108.482 64.672 105.143 613.103 369.987 8.053
2500 58.338 110.854 66.472 110.954 -612.300 -359.873 7.519
 
2600 58.789 113.151 68.224 116.810 -611.483 -349.792 7.027
2700 59.233 115.378 69.929 122.711 -610.654 -339.743 6.573
2800 59.676 117.540 71.591 128.657 -900.769 -323.502 6.035
2900 60.112 119.641 73.212 134.646 -898.851 -302.919 5.456
3000 60.547 121.687 74.794 140.679 -896.904 -282.403 4.917
 
3100 60.978 123.679 76.339 146.755 -894.930 -261.952 4.414
3200 61.404 125.622 77.849 152.874 -892.929 -241.565 3.943
3300 61.831 127.518 79.325 159.036 -890.903 -221.242 3.502
3400 62.254 129.370 80.770 165.240 -888.855 -200.979 3.088
3500 62.676 131.181 82.184 171.487 -886.784 -180.778 2.698
 
PREVIOUS: December 1974 CURRENT: June 1975
 
Beryllium Oxide, Alpha (BeO) Be1O1(cr)

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