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

using model chemistry: HF/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 HF/6-31G
 hartrees
Energy at 0K-1706.805176
Energy at 298.15K-1706.808689
HF Energy-1706.805176
Nuclear repulsion energy426.016281
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 HF/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 2320 2095 63.33      
2 A1 962 869 352.94      
3 A1 902 814 0.54      
4 A1 422 381 12.46      
5 A1 294 266 13.62      
6 A2 171 155 0.00      
7 E 2340 2113 135.45      
7 E 2340 2113 135.45      
8 E 997 900 80.48      
8 E 997 900 80.48      
9 E 792 715 33.93      
9 E 792 715 33.93      
10 E 644 581 89.17      
10 E 644 581 89.17      
11 E 285 257 0.41      
11 E 285 257 0.41      
12 E 182 164 0.00      
12 E 182 164 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7775.4 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 7020.4 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 HF/6-31G
ABC
0.05272 0.05161 0.05161

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.929
C2 0.000 0.000 -0.025
H3 0.000 -1.420 2.354
H4 1.229 0.710 2.354
H5 -1.229 0.710 2.354
Cl6 0.000 1.729 -0.665
Cl7 1.498 -0.865 -0.665
Cl8 -1.498 -0.865 -0.665

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.95431.48171.48171.48173.11773.11773.1177
C21.95432.77052.77052.77051.84381.84381.8438
H31.48172.77052.45872.45874.36233.41553.4155
H41.48172.77052.45872.45873.41553.41554.3623
H51.48172.77052.45872.45873.41554.36233.4155
Cl63.11771.84384.36233.41553.41552.99502.9950
Cl73.11771.84383.41553.41554.36232.99502.9950
Cl83.11771.84383.41554.36233.41552.99502.9950

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 110.309 Si1 C2 Cl7 110.309
Si1 C2 Cl8 110.309 C2 Si1 H3 106.664
C2 Si1 H4 106.664 C2 Si1 H5 106.664
H3 Si1 H4 112.127 H3 Si1 H5 112.127
H4 Si1 H5 112.127 Cl6 C2 Cl7 108.620
Cl6 C2 Cl8 108.620 Cl7 C2 Cl8 108.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.004      
2 C -0.811      
3 H -0.155      
4 H -0.155      
5 H -0.155      
6 Cl 0.091      
7 Cl 0.091      
8 Cl 0.091      


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 2.885 2.885
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -62.293 0.000 0.000
y 0.000 -62.293 0.000
z 0.000 0.000 -56.256
Traceless
 xyz
x -3.019 0.000 0.000
y 0.000 -3.019 0.000
z 0.000 0.000 6.037
Polar
3z2-r212.075
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 9.457 0.000 0.000
y 0.000 9.457 0.000
z 0.000 0.000 7.285


<r2> (average value of r2) Å2
<r2> 287.479
(<r2>)1/2 16.955