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

using model chemistry: PBEPBE/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 PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-1709.226437
Energy at 298.15K-1709.229571
HF Energy-1709.226437
Nuclear repulsion energy432.085112
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 PBEPBE/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 2161 2149 42.13      
2 A1 879 874 103.84      
3 A1 832 828 104.55      
4 A1 411 409 9.24      
5 A1 273 271 9.61      
6 A2 189 188 0.00      
7 E 2189 2177 68.05      
7 E 2189 2177 68.05      
8 E 895 890 45.39      
8 E 895 890 45.39      
9 E 702 698 64.04      
9 E 702 698 64.04      
10 E 574 570 73.34      
10 E 574 570 73.37      
11 E 260 259 0.18      
11 E 260 259 0.18      
12 E 152 151 0.03      
12 E 152 151 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7144.1 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 7102.6 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 PBEPBE/cc-pVDZ
ABC
0.05409 0.05329 0.05329

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.890
C2 0.000 0.000 -0.050
H3 0.000 -1.435 2.341
H4 1.242 0.717 2.341
H5 -1.242 0.717 2.341
Cl6 0.000 1.706 -0.651
Cl7 1.478 -0.853 -0.651
Cl8 -1.478 -0.853 -0.651

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.94021.50381.50381.50383.06103.06103.0610
C21.94022.78842.78842.78841.80911.80911.8091
H31.50382.78842.48472.48474.33803.38743.3874
H41.50382.78842.48472.48483.38743.38744.3380
H51.50382.78842.48472.48483.38744.33803.3874
Cl63.06101.80914.33803.38743.38742.95542.9554
Cl73.06101.80913.38743.38744.33802.95542.9554
Cl83.06101.80913.38744.33803.38742.95542.9554

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 109.404 Si1 C2 Cl7 109.404
Si1 C2 Cl8 109.404 C2 Si1 H3 107.448
C2 Si1 H4 107.448 C2 Si1 H5 107.448
H3 Si1 H4 111.417 H3 Si1 H5 111.417
H4 Si1 H5 111.417 Cl6 C2 Cl7 109.539
Cl6 C2 Cl8 109.539 Cl7 C2 Cl8 109.539
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.308      
2 C -0.383      
3 H -0.002      
4 H -0.002      
5 H -0.002      
6 Cl 0.027      
7 Cl 0.027      
8 Cl 0.027      


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 1.429 1.429
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.060 0.000 0.000
y 0.000 -58.060 0.000
z 0.000 0.000 -55.649
Traceless
 xyz
x -1.206 0.000 0.000
y 0.000 -1.206 0.000
z 0.000 0.000 2.412
Polar
3z2-r24.823
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 10.418 0.000 0.000
y 0.000 10.418 0.000
z 0.000 0.000 9.607


<r2> (average value of r2) Å2
<r2> 278.516
(<r2>)1/2 16.689