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

using model chemistry: PBE1PBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBE1PBE/cc-pVTZ
 hartrees
Energy at 0K-1709.445861
Energy at 298.15K-1709.449200
HF Energy-1709.445861
Nuclear repulsion energy439.070894
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 PBE1PBE/cc-pVTZ
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 2240 2153 42.91      
2 A1 924 888 130.00      
3 A1 874 840 104.67      
4 A1 437 420 7.49      
5 A1 281 270 9.34      
6 A2 187 179 0.00      
7 E 2263 2175 70.46      
7 E 2263 2175 70.46      
8 E 932 896 51.71      
8 E 932 896 51.70      
9 E 763 733 52.89      
9 E 763 733 52.88      
10 E 608 584 56.20      
10 E 608 584 56.21      
11 E 270 259 0.02      
11 E 270 259 0.02      
12 E 154 148 0.08      
12 E 154 148 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 7460.2 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 7169.3 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 PBE1PBE/cc-pVTZ
ABC
0.05594 0.05499 0.05499

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.864
C2 0.000 0.000 -0.052
H3 0.000 -1.416 2.306
H4 1.226 0.708 2.306
H5 -1.226 0.708 2.306
Cl6 0.000 1.678 -0.641
Cl7 1.453 -0.839 -0.641
Cl8 -1.453 -0.839 -0.641

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91571.48341.48341.48343.01473.01473.0147
C21.91572.75072.75072.75071.77811.77811.7781
H31.48342.75072.45222.45224.27293.33643.3364
H41.48342.75072.45222.45223.33643.33644.2729
H51.48342.75072.45222.45223.33644.27293.3364
Cl63.01471.77814.27293.33643.33642.90592.9059
Cl73.01471.77813.33643.33644.27292.90592.9059
Cl83.01471.77813.33644.27293.33642.90592.9059

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 109.346 Si1 C2 Cl7 109.346
Si1 C2 Cl8 109.346 C2 Si1 H3 107.362
C2 Si1 H4 107.362 C2 Si1 H5 107.362
H3 Si1 H4 111.495 H3 Si1 H5 111.495
H4 Si1 H5 111.495 Cl6 C2 Cl7 109.596
Cl6 C2 Cl8 109.596 Cl7 C2 Cl8 109.596
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.221      
2 C -0.078      
3 H 0.005      
4 H 0.005      
5 H 0.005      
6 Cl -0.053      
7 Cl -0.053      
8 Cl -0.053      


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 1.421 1.421
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.364 0.000 0.000
y 0.000 -58.364 0.000
z 0.000 0.000 -55.834
Traceless
 xyz
x -1.265 0.000 0.000
y 0.000 -1.265 0.000
z 0.000 0.000 2.530
Polar
3z2-r25.060
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 11.149 0.000 0.000
y 0.000 11.149 0.000
z 0.000 0.000 10.603


<r2> (average value of r2) Å2
<r2> 271.053
(<r2>)1/2 16.464