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Geometry for (silicon pentafluoride anion) 1A1' D3H

1910171554
InChI=1S/F5Si/c1-6(2,3,4)5/q-1 INChIKey=

BLYP/aug-cc-pVTZ


Point group is D3h
Atom Internal Principal
x (Å) y (Å) z (Å)   a (Å) b (Å) c (Å)
Si1 0.0000 0.0000 0.0000   0.0000 0.0000 0.0000
F2 0.0000 0.0000 1.7036   1.7036 0.0000 0.0000
F3 0.0000 1.6619 0.0000   0.0000 1.2804 -1.0595
F4 1.4393 -0.8310 0.0000   0.0000 0.2774 1.6386
F5 -1.4393 -0.8310 0.0000   0.0000 -1.5578 -0.5791
F6 0.0000 0.0000 -1.7036   -1.7036 0.0000 0.0000
Atom - Atom Distances (Å)
  Si1 F2 F3 F4 F5 F6
Si1 1.7036 1.6619 1.6619 1.6619 1.7036
F2 1.7036 2.3799 2.3799 2.3799 3.4071
F3 1.6619 2.3799 2.8785 2.8785 2.3799
F4 1.6619 2.3799 2.8785 2.8785 2.3799
F5 1.6619 2.3799 2.8785 2.8785 2.3799
F6 1.7036 3.4071 2.3799 2.3799 2.3799
Maximum atom distance is 3.4071Å between atoms F2 and F6.
picture of silicon pentafluoride anion
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
F2 Si1 F3 90.000 F2 Si1 F4 90.000
F2 Si1 F5 90.000 F2 Si1 F6 180.000
F3 Si1 F4 120.000 F3 Si1 F5 120.000
F3 Si1 F6 90.000 F4 Si1 F5 120.000
F4 Si1 F6 90.000 F5 Si1 F6 90.000

For information on specific bond angles or dihedrals see the geometry comparison page in section Comparisons > Geometry > Bonds, angles.