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II.A.3. (XII.A.1.)

Listing of experimental geometry data for SiH4 (Silane)

Rotational Constants (cm-1)
See section I.F.4 to change rotational constant units
A B C
2.86509 2.86509 2.86509
Rotational Constants from 1955Boyd:922
Calculated rotational constants for SiH4 (Silane).

Point Group Td

Internal coordinates (distances (r) in Å) (angles (a) in degrees) (dihedrals (d) in degrees)
Description Value Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rSiH 1.480 1 2 1955Boyd:922 +- 0.0004
aHSiH 109.47122 2 1 3 by symmetry
picture of Silane

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
H-Si 4

Atom x (Å) y (Å) z (Å)
Si1 0.0000 0.0000 0.0000
H2 0.8544 0.8544 0.8544
H3 -0.8544 -0.8544 0.8544
H4 -0.8544 0.8544 -0.8544
H5 0.8544 -0.8544 -0.8544

Atom - Atom Distances (Å)
  Si1 H2 H3 H4 H5
Si11.47981.47981.47981.4798
H21.47982.41652.41652.4165
H31.47982.41652.41652.4165
H41.47982.41652.41652.4165
H51.47982.41652.41652.4165

Calculated geometries for SiH4 (Silane).


References
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squib reference DOI
1955Boyd:922 DRJ Boyd, "Infrared Spectrum of Trideuterosilane and the structure of the silane molecule" J. Chem. Phys. 23(5), 922, 1955 10.1063/1.1742148

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