# Species Formula 1912 SiMe4F, anionC4H12FSi 1913 Difluorosilylene (Geo)F2Si 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