return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for SiH3Cl (chlorosilane)

using model chemistry: PBEPBEultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBEultrafine/Def2TZVPP
 hartrees
Energy at 0K-751.208616
Energy at 298.15K 
HF Energy-751.208616
Nuclear repulsion energy85.739768
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBEPBEultrafine/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2177 2177 49.22 280.69 0.01 0.02
2 A1 909 909 221.41 5.88 0.54 0.70
3 A1 533 533 61.48 9.15 0.25 0.39
4 E 2193 2193 90.37 77.79 0.75 0.86
4 E 2193 2193 90.39 77.78 0.75 0.86
5 E 913 913 48.58 12.85 0.75 0.86
5 E 913 913 48.59 12.86 0.75 0.86
6 E 632 632 20.49 7.10 0.75 0.86
6 E 632 632 20.49 7.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5548.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5548.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBEPBEultrafine/Def2TZVPP
ABC
2.79630 0.21864 0.21864

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 -0.992
Cl2 0.000 0.000 1.076
H3 0.000 1.412 -1.468
H4 1.223 -0.706 -1.468
H5 -1.223 -0.706 -1.468

Atom - Atom Distances (Å)
  Si1 Cl2 H3 H4 H5
Si12.06811.49001.49001.4900
Cl22.06812.90942.90942.9094
H31.49002.90942.44582.4458
H41.49002.90942.44582.4458
H51.49002.90942.44582.4458

picture of chlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 Si1 H3 108.616 Cl2 Si1 H4 108.616
Cl2 Si1 H5 108.616 H3 Si1 H4 110.313
H3 Si1 H5 110.313 H4 Si1 H5 110.313
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.350      
2 Cl -0.229      
3 H -0.040      
4 H -0.040      
5 H -0.040      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.205 1.205
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.860 0.000 0.000
y 0.000 -27.860 0.000
z 0.000 0.000 -26.888
Traceless
 xyz
x -0.486 0.000 0.000
y 0.000 -0.486 0.000
z 0.000 0.000 0.972
Polar
3z2-r21.944
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.293 0.000 0.000
y 0.000 5.293 0.000
z 0.000 0.000 7.007


<r2> (average value of r2) Å2
<r2> 63.105
(<r2>)1/2 7.944