Silicon, Ion (Si+) Si1+(g)
 
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 -7.343 1232.183    
100 25.060 134.836 186.411 -5.158      
200 26.512 153.262 165.719 -2.491      
250 25.337 159.052 163.832 -1.195      
 
298.15 24.338 163.426 163.426 0. 1242.505 1193.136 -209.032
 
300 24.304 163.577 163.427 0.045 1242.551 1192.829 -207.690
350 23.520 167.261 163.719 1.240 1243.750 1184.446 -176.769
400 22.943 170.362 164.361 2.400 1244.864 1175.897 -153.556
450 22.518 173.039 165.180 3.536 1245.915 1167.213 -135.487
500 22.201 175.394 166.086 4.654 1246.918 1158.414 -121.019
 
600 21.773 179.400 167.982 6.851 1248.818 1140.532 -99.292
700 21.509 182.735 169.858 9.014 1250.611 1122.342 -83.750
800 21.337 185.596 171.651 11.156 1252.323 1103.900 -72.077
900 21.219 188.101 173.342 13.283 1253.967 1085.248 -62.986
1000 21.134 190.332 174.932 15.401 1255.552 1066.416 -55.704
 
1100 21.072 192.344 176.425 17.511 1257.085 1047.427 -49.738
1200 21.025 194.175 177.829 19.615 1258.570 1028.302 -44.761
1300 20.989 195.857 179.152 21.716 1260.008 1009.054 -40.544
1400 20.960 197.411 180.401 23.814 1261.402 989.697 -36.926
1500 20.937 198.856 181.584 25.908 1262.751 970.243 -33.787
 
1600 20.918 200.207 182.706 28.001 1264.056 950.699 -31.037
1700 20.903 201.475 183.773 30.092 1215.141 931.522 -28.622
1800 20.890 202.669 184.790 32.182 1216.590 914.797 -26.547
1900 20.879 203.798 185.761 34.270 1218.037 897.991 -24.688
2000 20.870 204.869 186.690 36.358 1219.484 881.109 -23.012
 
2100 20.862 205.887 187.580 38.444 1220.929 864.155 -21.495
2200 20.855 206.857 188.434 40.530 1222.374 847.132 -20.113
2300 20.849 207.784 189.256 42.615 1223.818 830.043 -18.851
2400 20.844 208.671 190.046 44.700 1225.262 812.892 -17.692
2500 20.839 209.522 190.808 46.784 1226.705 795.680 -16.625
 
2600 20.835 210.339 191.544 48.868 1228.148 778.410 -15.638
2700 20.831 211.126 192.255 50.951 1229.590 761.085 -14.724
2800 20.828 211.883 192.942 53.034 1231.032 743.707 -13.874
2900 20.825 212.614 193.608 55.117 1232.474 726.277 -13.082
3000 20.823 213.320 194.254 57.199 1233.915 708.797 -12.341
 
3100 20.820 214.003 194.880 59.281 1235.356 691.270 -11.648
3200 20.818 214.664 195.488 61.363 1236.797 673.696 -10.997
3300 20.816 215.304 196.078 63.445 1238.238 656.076 -10.385
3400 20.814 215.926 196.653 65.526 1239.678 638.414 -9.808
3500 20.813 216.529 197.212 67.608 1241.119 620.708 -9.264
 
3600 20.811 217.115 197.757 69.689 858.407 613.423 -8.901
3700 20.810 217.685 198.288 71.770 860.261 606.592 -8.564
3800 20.809 218.240 198.806 73.851 862.113 599.711 -8.244
3900 20.808 218.781 199.311 75.932 863.964 592.782 -7.939
4000 20.807 219.308 199.805 78.013 865.814 585.805 -7.650
 
4100 20.807 219.821 200.286 80.093 867.662 578.782 -7.374
4200 20.806 220.323 200.758 82.174 869.511 571.714 -7.110
4300 20.806 220.812 201.218 84.254 871.359 564.601 -6.859
4400 20.806 221.291 201.669 86.335 873.207 557.446 -6.618
4500 20.806 221.758 202.110 88.416 875.055 550.249 -6.387
 
4600 20.806 222.216 202.542 90.496 876.903 543.011 -6.166
4700 20.807 222.663 202.966 92.577 878.751 535.732 -5.954
4800 20.808 223.101 203.381 94.658 880.601 528.414 -5.750
4900 20.809 223.530 203.788 96.738 882.450 521.058 -5.555
5000 20.811 223.951 204.187 98.819 884.300 513.664 -5.366
 
5100 20.813 224.363 204.578 100.901 886.151 506.233 -5.185
5200 20.816 224.767 204.963 102.982 888.002 498.765 -5.010
5300 20.819 225.163 205.340 105.064 889.854 491.262 -4.842
5400 20.822 225.553 205.711 107.146 891.706 483.724 -4.679
5500 20.827 225.935 206.075 109.228 893.559 476.152 -4.522
 
5600 20.832 226.310 206.433 111.311 895.412 468.546 -4.370
5700 20.838 226.679 206.785 113.395 897.265 460.907 -4.224
5800 20.845 227.041 207.131 115.479 899.117 453.236 -4.082
5900 20.852 227.398 207.472 117.564 900.969 445.532 -3.944
6000 20.861 227.748 207.807 119.649 902.822 437.797 -3.811
 
PREVIOUS: December 1971 (1 atm) CURRENT: March 1983 (1 bar)
 
Silicon, Ion (Si+) Si1+(g)

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