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

using model chemistry: B2PLYP/aug-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 B2PLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-1709.409416
Energy at 298.15K-1709.412784
HF Energy-1709.174122
Nuclear repulsion energy433.741439
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/aug-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 2257 2257 42.89      
2 A1 925 925 201.23      
3 A1 873 873 46.82      
4 A1 423 423 8.09      
5 A1 281 281 8.99      
6 A2 197 197 0.00      
7 E 2279 2279 69.25      
7 E 2279 2279 69.25      
8 E 949 949 52.25      
8 E 949 949 52.24      
9 E 745 745 44.10      
9 E 745 745 44.06      
10 E 606 606 65.93      
10 E 606 606 65.96      
11 E 271 271 0.07      
11 E 271 271 0.07      
12 E 163 163 0.07      
12 E 163 163 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 7490.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7490.7 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 B2PLYP/aug-cc-pVDZ
ABC
0.05465 0.05358 0.05358

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/aug-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 -0.043
H3 0.000 -1.420 2.325
H4 1.230 0.710 2.325
H5 -1.230 0.710 2.325
Cl6 0.000 1.698 -0.651
Cl7 1.470 -0.849 -0.651
Cl8 -1.470 -0.849 -0.651

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93401.48471.48471.48473.05703.05703.0570
C21.93402.76082.76082.76081.80341.80341.8034
H31.48472.76082.45932.45934.31003.36813.3681
H41.48472.76082.45932.45933.36813.36814.3100
H51.48472.76082.45932.45933.36814.31003.3681
Cl63.05701.80344.31003.36813.36812.94062.9406
Cl73.05701.80343.36813.36814.31002.94062.9406
Cl83.05701.80343.36814.31003.36812.94062.9406

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 109.711 Si1 C2 Cl7 109.711
Si1 C2 Cl8 109.711 C2 Si1 H3 106.987
C2 Si1 H4 106.987 C2 Si1 H5 106.987
H3 Si1 H4 111.837 H3 Si1 H5 111.837
H4 Si1 H5 111.837 Cl6 C2 Cl7 109.231
Cl6 C2 Cl8 109.231 Cl7 C2 Cl8 109.231
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si -0.228      
2 C -0.749      
3 H 0.270      
4 H 0.270      
5 H 0.270      
6 Cl 0.055      
7 Cl 0.055      
8 Cl 0.055      


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 1.656 1.656
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.601 0.000 0.000
y 0.000 -59.601 0.000
z 0.000 0.000 -56.639
Traceless
 xyz
x -1.481 0.000 0.000
y 0.000 -1.481 0.000
z 0.000 0.000 2.962
Polar
3z2-r25.924
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 12.451 0.000 0.000
y 0.000 12.452 -0.000
z 0.000 -0.000 12.057


<r2> (average value of r2) Å2
<r2> 277.576
(<r2>)1/2 16.661