Lead Iodide (PbI2) I2Pb1(l) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 298.15 77.571 198.902 198.902 0. -157.679 -163.038 28.564 300 77.613 199.382 198.904 0.144 -157.686 -163.072 28.393 400 78.856 221.912 201.967 7.978 -174.219 -164.241 21.448 460.000 79.592 232.980 205.306 12.730 GLASS <--> LIQUID 460.000 108.575 232.980 205.306 12.730 TRANSITION 500 108.575 242.033 207.887 17.073 -216.134 -157.655 16.470 600 108.575 261.829 215.278 27.930 -211.920 -146.357 12.741 683.000 108.575 275.896 221.808 36.942 CRYSTAL <--> LIQUID 700 108.575 278.565 223.154 38.788 212.652 134.959 10.071 800 108.575 293.064 231.007 49.645 -208.591 -124.137 8.105 900 108.575 305.852 238.627 60.503 -204.509 -113.825 6.606 1000 108.575 317.291 245.931 71.360 -200.408 -103.969 5.431 1100 108.575 327.640 252.896 82.218 -196.290 -94.524 4.489 1200 108.575 337.087 259.524 93.075 -192.159 -85.455 3.720 1300 108.575 345.778 265.829 103.933 -188.028 -76.730 3.083 1400 108.575 353.824 271.831 114.790 -183.920 -68.323 2.549 1500 108.575 361.315 277.550 125.648 -179.855 -60.208 2.097