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

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-1710.134106
Energy at 298.15K-1710.137382
HF Energy-1710.134106
Nuclear repulsion energy434.912963
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/aug-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 2246 2173 45.81      
2 A1 924 893 217.98      
3 A1 862 834 31.41      
4 A1 416 403 8.13      
5 A1 277 268 8.99      
6 A2 185 179 0.00      
7 E 2267 2193 72.98      
7 E 2267 2193 72.97      
8 E 944 913 50.90      
8 E 944 913 50.91      
9 E 722 698 36.11      
9 E 722 698 36.09      
10 E 598 579 78.29      
10 E 598 579 78.30      
11 E 265 257 0.17      
11 E 265 257 0.17      
12 E 158 153 0.07      
12 E 158 153 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 7409.6 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 7168.7 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/aug-cc-pVTZ
ABC
0.05483 0.05393 0.05393

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.881
C2 0.000 0.000 -0.043
H3 0.000 -1.410 2.323
H4 1.221 0.705 2.323
H5 -1.221 0.705 2.323
Cl6 0.000 1.695 -0.648
Cl7 1.468 -0.848 -0.648
Cl8 -1.468 -0.848 -0.648

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92451.47781.47781.47783.04473.04473.0447
C21.92452.75472.75472.75471.79971.79971.7997
H31.47782.75472.44252.44254.29773.36133.3613
H41.47782.75472.44252.44253.36133.36134.2977
H51.47782.75472.44252.44253.36134.29773.3613
Cl63.04471.79974.29773.36133.36132.93612.9361
Cl73.04471.79973.36133.36134.29772.93612.9361
Cl83.04471.79973.36134.29773.36132.93612.9361

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 109.630 Si1 C2 Cl7 109.630
Si1 C2 Cl8 109.630 C2 Si1 H3 107.399
C2 Si1 H4 107.399 C2 Si1 H5 107.399
H3 Si1 H4 111.462 H3 Si1 H5 111.462
H4 Si1 H5 111.462 Cl6 C2 Cl7 109.312
Cl6 C2 Cl8 109.312 Cl7 C2 Cl8 109.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.097      
2 C 0.447      
3 H -0.260      
4 H -0.260      
5 H -0.260      
6 Cl -0.255      
7 Cl -0.255      
8 Cl -0.255      


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 1.550 1.550
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.171 0.000 0.000
y 0.000 -59.171 0.000
z 0.000 0.000 -56.286
Traceless
 xyz
x -1.442 0.000 0.000
y 0.000 -1.442 0.000
z 0.000 0.000 2.885
Polar
3z2-r25.769
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 12.714 0.000 0.000
y 0.000 12.714 -0.000
z 0.000 -0.000 12.307


<r2> (average value of r2) Å2
<r2> 276.029
(<r2>)1/2 16.614