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All results from a given calculation for SiH3CCl3 ((trichloromethyl)silane)

using model chemistry: PBEPBEultrafine/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-1709.226426
Energy at 298.15K-1709.229548
HF Energy-1709.226426
Nuclear repulsion energy432.086204
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/cc-pVDZ
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 2163 2151 42.24      
2 A1 879 873 106.28      
3 A1 832 827 102.11      
4 A1 411 408 9.25      
5 A1 272 271 9.62      
6 A2 184 183 0.00      
7 E 2191 2178 68.09      
7 E 2191 2178 68.11      
8 E 895 889 45.32      
8 E 895 889 45.32      
9 E 701 696 63.21      
9 E 701 696 63.21      
10 E 573 570 74.29      
10 E 573 570 74.30      
11 E 260 258 0.18      
11 E 260 258 0.18      
12 E 151 151 0.03      
12 E 151 151 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7140.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 7099.5 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/cc-pVDZ
ABC
0.05409 0.05329 0.05329

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.891
C2 0.000 0.000 -0.050
H3 0.000 -1.434 2.341
H4 1.242 0.717 2.341
H5 -1.242 0.717 2.341
Cl6 0.000 1.706 -0.651
Cl7 1.478 -0.853 -0.651
Cl8 -1.478 -0.853 -0.651

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.94031.50361.50361.50363.06103.06103.0610
C21.94032.78842.78842.78841.80901.80901.8090
H31.50362.78842.48462.48464.33793.38733.3873
H41.50362.78842.48462.48463.38733.38734.3379
H51.50362.78842.48462.48463.38734.33793.3873
Cl63.06101.80904.33793.38733.38732.95542.9554
Cl73.06101.80903.38733.38734.33792.95542.9554
Cl83.06101.80903.38734.33793.38732.95542.9554

picture of (trichloromethyl)silane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 Cl6 109.404 Si1 C2 Cl7 109.404
Si1 C2 Cl8 109.404 C2 Si1 H3 107.443
C2 Si1 H4 107.443 C2 Si1 H5 107.443
H3 Si1 H4 111.421 H3 Si1 H5 111.421
H4 Si1 H5 111.421 Cl6 C2 Cl7 109.538
Cl6 C2 Cl8 109.538 Cl7 C2 Cl8 109.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.308      
2 C -0.383      
3 H -0.002      
4 H -0.002      
5 H -0.002      
6 Cl 0.027      
7 Cl 0.027      
8 Cl 0.027      


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 1.430 1.430
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.060 0.000 0.000
y 0.000 -58.060 0.000
z 0.000 0.000 -55.646
Traceless
 xyz
x -1.207 0.000 0.000
y 0.000 -1.207 0.000
z 0.000 0.000 2.414
Polar
3z2-r24.828
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 10.418 0.000 0.000
y 0.000 10.418 0.000
z 0.000 0.000 9.609


<r2> (average value of r2) Å2
<r2> 278.515
(<r2>)1/2 16.689