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

using model chemistry: B3LYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/6-31G**
 hartrees
Energy at 0K-1709.972154
Energy at 298.15K-1709.975445
HF Energy-1709.972154
Nuclear repulsion energy433.311171
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 B3LYP/6-31G**
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 2265 2176 50.65      
2 A1 932 896 231.70      
3 A1 868 834 37.88      
4 A1 418 402 8.85      
5 A1 281 270 10.44      
6 A2 186 179 0.00      
7 E 2287 2197 99.39      
7 E 2287 2197 99.39      
8 E 950 913 58.34      
8 E 950 913 58.35      
9 E 732 703 49.36      
9 E 732 703 49.36      
10 E 603 579 90.18      
10 E 603 579 90.19      
11 E 271 260 0.03      
11 E 271 260 0.03      
12 E 161 155 0.01      
12 E 161 155 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7478.9 cm-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 7185.7 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 B3LYP/6-31G**
ABC
0.05433 0.05357 0.05357

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.885
C2 0.000 0.000 -0.045
H3 0.000 -1.412 2.328
H4 1.223 0.706 2.328
H5 -1.223 0.706 2.328
Cl6 0.000 1.703 -0.649
Cl7 1.475 -0.852 -0.649
Cl8 -1.475 -0.852 -0.649

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93071.47941.47941.47943.05363.05363.0536
C21.93072.76122.76122.76121.80701.80701.8070
H31.47942.76122.44512.44514.30863.36923.3692
H41.47942.76122.44512.44513.36923.36924.3086
H51.47942.76122.44512.44513.36924.30863.3692
Cl63.05361.80704.30863.36923.36922.94982.9498
Cl73.05361.80703.36923.36924.30862.94982.9498
Cl83.05361.80703.36924.30863.36922.94982.9498

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 109.525 Si1 C2 Cl7 109.525
Si1 C2 Cl8 109.525 C2 Si1 H3 107.401
C2 Si1 H4 107.401 C2 Si1 H5 107.401
H3 Si1 H4 111.460 H3 Si1 H5 111.460
H4 Si1 H5 111.460 Cl6 C2 Cl7 109.418
Cl6 C2 Cl8 109.418 Cl7 C2 Cl8 109.418
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.526      
2 C -0.428      
3 H -0.067      
4 H -0.067      
5 H -0.067      
6 Cl 0.034      
7 Cl 0.034      
8 Cl 0.034      


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 1.779 1.779
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.764 0.000 0.000
y 0.000 -58.764 0.000
z 0.000 0.000 -55.526
Traceless
 xyz
x -1.619 0.000 0.000
y 0.000 -1.619 0.000
z 0.000 0.000 3.238
Polar
3z2-r26.476
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 9.637 0.000 0.000
y 0.000 9.637 0.000
z 0.000 0.000 8.693


<r2> (average value of r2) Å2
<r2> 277.458
(<r2>)1/2 16.657