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Computational Chemistry Comparison and Benchmark DataBase
Release 22 (May 2022) Standard Reference Database 101
National Institute of Standards and Technology
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Geometry for SiH2 (silicon dihydride)
1A1 C2V
1910171554
InChI=1S/H2Si/h1H2 INChIKey=XMIJDTGORVPYLW-UHFFFAOYSA-N
HF/SDD
Point group is C2v
Atom |
Internal |
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Principal |
x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
Si1 |
0.0000 |
0.0000 |
0.1304 |
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0.1304 |
0.0000 |
0.0000 |
H2 |
0.0000 |
1.1163 |
-0.9131 |
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-0.9131 |
0.0000 |
1.1163 |
H3 |
0.0000 |
-1.1163 |
-0.9131 |
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-0.9131 |
0.0000 |
-1.1163 |
Atom - Atom Distances (Å)
|
Si1 |
H2 |
H3 |
Si1 |
| 1.5281 |
1.5281 |
H2 |
1.5281 |
| 2.2326 |
H3 |
1.5281 |
2.2326 |
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Maximum atom distance is 2.2326Å
between atoms H2 and H3.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 |
atom2 |
atom3 |
angle |
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atom1 |
atom2 |
atom3 |
angle |
Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 |
atom2 |
atom3 |
angle |
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atom1 |
atom2 |
atom3 |
angle |
H2 |
Si1 |
H3 |
93.856 |
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For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.