Accuracy

disilane   1928 Disilane

(Previous)     (Back)     (Next)         Geometry predicted using PM7

    

    #  Species Formula
  1918 SiF3N2 (CEWVEF) (Geo)C7H9N2F3Si
  1919 SiF3N2 (CEWVEF)C7H9N2F3Si
  1920 SiF3C (BAZGUF) (Geo)C2H5OF3Si
  1921 SiF3C (BAZGUF)C2H5OF3Si
  1922 Tetrafluorosilane (Geo)F4Si
  1923 Silicon tetrafluorideF4Si
  1924 Silicon pentafluoride, anionF5Si
  1925 Trifluorosilyldifluoroborane (Geo)BF5Si
  1926 SiF6(2-) (JIJKOC) (Geo)F6Si
  1927 SiF6(2-) (JIJKOC)F6Si
  1928 Disilane H6Si2
  1929 Disilane (Geo)H6Si2
  1930 HexamethyldisilaneC6H18Si2
  1931 HexamethyldisilazaneC6H19NSi2
  1932 HexamethyldisiloxaneC6H18OSi2
  1933 H6Si2O7H6O7Si2
  1934 TrisilaneH8Si3
  1935 Cyclopentasilane (Geo)H10Si5
  1936 Si(SiMe3)4 (GUFMOJ) (Geo)C12H36Si5
  1937 Si(SiMe3)4 (GUFMOJ)C12H36Si5
  1938 Phosphorus, cationP


ΔHf: 17.1 kcal/mol,     REF: P. Potzinger, A. Ritter, J. Krause, Z. Naturforsch., Teil A, 30, 347, (1975).
  
 PM7
Disilane
 HR=PRK1975 H=17.1
 Si     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
 Si     2.19133244 +1    0.0000000 +0    0.0000000 +0     1     0     0
  H     1.46342362 +1  110.8013813 +1    0.0000000 +0     2     1     0
  H     1.46342418 +1  110.7916881 +1  120.0100790 +1     2     1     3
  H     1.46341100 +1  110.7662957 +1 -120.0030161 +1     2     1     3
  H     1.46341006 +1  110.7816135 +1   60.3267403 +1     1     2     3
  H     1.46340769 +1  110.7725495 +1 -179.6914294 +1     1     2     3
  H     1.46341678 +1  110.8081818 +1  -59.6861642 +1     1     2     3