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

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-1709.289497
Energy at 298.15K-1709.292906
HF Energy-1709.080925
Nuclear repulsion energy435.546901
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 B2PLYP/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 2309 2309 51.51      
2 A1 952 952 249.12      
3 A1 889 889 41.36      
4 A1 430 430 7.93      
5 A1 287 287 10.06      
6 A2 189 189 0.00      
7 E 2331 2331 103.31      
7 E 2331 2331 103.31      
8 E 969 969 64.31      
8 E 969 969 64.31      
9 E 764 764 51.13      
9 E 764 764 51.12      
10 E 619 619 75.77      
10 E 619 619 75.76      
11 E 277 277 0.00      
11 E 277 277 0.00      
12 E 166 166 0.01      
12 E 166 166 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7655.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7655.4 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 B2PLYP/6-31G**
ABC
0.05497 0.05408 0.05408

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.879
C2 0.000 0.000 -0.047
H3 0.000 -1.407 2.317
H4 1.219 0.704 2.317
H5 -1.219 0.704 2.317
Cl6 0.000 1.693 -0.647
Cl7 1.466 -0.846 -0.647
Cl8 -1.466 -0.846 -0.647

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92581.47391.47391.47393.04063.04063.0406
C21.92582.75112.75112.75111.79611.79611.7961
H31.47392.75112.43752.43754.28903.35393.3539
H41.47392.75112.43752.43753.35393.35394.2890
H51.47392.75112.43752.43753.35394.28903.3539
Cl63.04061.79614.28903.35393.35392.93222.9322
Cl73.04061.79613.35393.35394.28902.93222.9322
Cl83.04061.79613.35394.28903.35392.93222.9322

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 109.513 Si1 C2 Cl7 109.513
Si1 C2 Cl8 109.513 C2 Si1 H3 107.293
C2 Si1 H4 107.293 C2 Si1 H5 107.293
H3 Si1 H4 111.559 H3 Si1 H5 111.559
H4 Si1 H5 111.559 Cl6 C2 Cl7 109.429
Cl6 C2 Cl8 109.429 Cl7 C2 Cl8 109.429
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.600      
2 C -0.442      
3 H -0.087      
4 H -0.087      
5 H -0.087      
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 1.780 1.780
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.066 0.000 0.000
y 0.000 -59.066 0.000
z 0.000 0.000 -55.819
Traceless
 xyz
x -1.624 0.000 0.000
y 0.000 -1.624 0.000
z 0.000 0.000 3.247
Polar
3z2-r26.495
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 9.400 0.000 0.000
y 0.000 9.399 0.000
z 0.000 0.000 8.420


<r2> (average value of r2) Å2
<r2> 275.202
(<r2>)1/2 16.589