PM7 Accuracy Date:Mon Feb 11 04:20:05 2019

sif4r   1924 Tetrafluorosilane (Geo)

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    #  Species Formula
  1914 Silicon difluorideF2Si
  1915 DifluorosilaneH2F2Si
  1916 SiOF2OF2Si
  1917 TrifluorosilylF3Si
  1918 Trifluorosilane (Geo)HF3Si
  1919 TrifluorosilaneHF3Si
  1920 SiF3N2 (CEWVEF) (Geo)C7H9N2F3Si
  1921 SiF3N2 (CEWVEF)C7H9N2F3Si
  1922 SiF3C (BAZGUF) (Geo)C2H5OF3Si
  1923 SiF3C (BAZGUF)C2H5OF3Si
  1924 Tetrafluorosilane (Geo) F4Si
  1925 Silicon tetrafluorideF4Si
  1926 Silicon pentafluoride, anionF5Si
  1927 Trifluorosilyldifluoroborane (Geo)BF5Si
  1928 SiF6(2-) (JIJKOC) (Geo)F6Si
  1929 SiF6(2-) (JIJKOC)F6Si
  1930 DisilaneH6Si2
  1931 Disilane (Geo)H6Si2
  1932 HexamethyldisilaneC6H18Si2
  1933 HexamethyldisilazaneC6H19NSi2
  1934 HexamethyldisiloxaneC6H18OSi2


REF: M. W. Chase, C. A. Davies, J. R. Downey, D. R. Frurip, R. A. McDonald, A. N. Syverud, JANAF Thermochemical Tables, Third Edition, J. Phys. Chem. Ref. Data 14, Suppl. 1 (1985).
  
 SYMMETRY PM7
Tetrafluorosilane
 GWT=0.25 GR=JANAF86 <Si-F> GWT=0.25
  F     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
 Si     1.55200000 +1    0.0000000 +0    0.0000000 +0     1     0     0
  F     1.55200000 +1  109.4712210 +1    0.0000000 +0     2     1     0
  F     1.55200000 +1  109.4712210 +1 -120.0000000 +1     2     1     3
  F     1.55200000 +1  109.4712210 +1  120.0000000 +1     2     1     3