Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology | |
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules |
Species | Name | Experimental Angle | Calculated Angle | Difference |
---|---|---|---|---|
Si2H6 | disilane | 109.5 | 108.6 | 0.9 |
SiH4 | Silane | 109.5 | 109.5 | -0.0 |
SiH3Cl | chlorosilane | 110.6 | 110.3 | 0.3 |
SiH3 | Silyl radical | 110.5 | 111.2 | -0.7 |
SiH2 | silicon dihydride | 92.0 | 92.5 | -0.5 |
QCISD(T)/cc-pV(T+d)Z for aHSiH
10 | ||||||||||||||||||||||||||||||||||||||||
8 | ||||||||||||||||||||||||||||||||||||||||
6 | ||||||||||||||||||||||||||||||||||||||||
4 | ||||||||||||||||||||||||||||||||||||||||
2 | ||||||||||||||||||||||||||||||||||||||||
0 | ||||||||||||||||||||||||||||||||||||||||
-0.8 | -0.6 | -0.4 | -0.2 | 0 | 0.2 | 0.4 | 0.6 | 0.8 | 1 | 1.2 | 1.4 | 1.6 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | SiH3 | Silyl radical | -0.7 |
Most positive difference | Si2H6 | disilane | 0.9 |