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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-1709.858971
Energy at 298.15K-1709.862305
HF Energy-1709.858971
Nuclear repulsion energy436.365440
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2250 2166 45.55      
2 A1 925 890 202.57      
3 A1 870 838 66.55      
4 A1 428 412 8.97      
5 A1 282 272 8.67      
6 A2 191 184 0.00      
7 E 2269 2185 76.59      
7 E 2269 2185 76.59      
8 E 939 904 60.68      
8 E 939 904 60.68      
9 E 743 716 59.11      
9 E 743 716 59.10      
10 E 606 583 84.28      
10 E 606 583 84.29      
11 E 277 266 0.14      
11 E 277 266 0.14      
12 E 160 154 0.00      
12 E 160 154 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7466.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 7188.1 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 B3PW91/6-311G*
ABC
0.05511 0.05436 0.05436

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.872
C2 0.000 0.000 -0.050
H3 0.000 -1.415 2.311
H4 1.225 0.708 2.311
H5 -1.225 0.708 2.311
Cl6 0.000 1.691 -0.644
Cl7 1.464 -0.845 -0.644
Cl8 -1.464 -0.845 -0.644

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92211.48171.48171.48173.03123.03123.0312
C21.92212.75282.75282.75281.79181.79181.7918
H31.48172.75282.45102.45104.28693.34683.3468
H41.48172.75282.45102.45103.34683.34684.2869
H51.48172.75282.45102.45103.34684.28693.3468
Cl63.03121.79184.28693.34683.34682.92812.9281
Cl73.03121.79183.34683.34684.28692.92812.9281
Cl83.03121.79183.34684.28693.34682.92812.9281

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 109.356 Si1 C2 Cl7 109.356
Si1 C2 Cl8 109.356 C2 Si1 H3 107.242
C2 Si1 H4 107.242 C2 Si1 H5 107.242
H3 Si1 H4 111.605 H3 Si1 H5 111.605
H4 Si1 H5 111.605 Cl6 C2 Cl7 109.586
Cl6 C2 Cl8 109.586 Cl7 C2 Cl8 109.586
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.547      
2 C -0.600      
3 H -0.030      
4 H -0.030      
5 H -0.030      
6 Cl 0.048      
7 Cl 0.048      
8 Cl 0.048      


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 1.877 1.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.453 0.000 0.000
y 0.000 -59.453 0.000
z 0.000 0.000 -56.517
Traceless
 xyz
x -1.468 0.000 0.000
y 0.000 -1.468 0.000
z 0.000 0.000 2.937
Polar
3z2-r25.873
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 10.392 0.000 0.000
y 0.000 10.392 -0.000
z 0.000 -0.000 9.065


<r2> (average value of r2) Å2
<r2> 274.533
(<r2>)1/2 16.569