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

using model chemistry: HF/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-1706.972325
Energy at 298.15K-1706.976029
HF Energy-1706.972325
Nuclear repulsion energy439.032413
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(2df,p)
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 2367 2143 60.66      
2 A1 1017 921 304.26      
3 A1 948 859 32.41      
4 A1 458 415 9.13      
5 A1 300 272 11.58      
6 A2 199 180 0.00      
7 E 2374 2149 106.43      
7 E 2374 2149 106.43      
8 E 1028 931 74.17      
8 E 1028 931 74.17      
9 E 852 771 50.16      
9 E 852 771 50.16      
10 E 669 606 63.24      
10 E 669 606 63.24      
11 E 293 266 0.00      
11 E 293 266 0.00      
12 E 175 159 0.08      
12 E 175 159 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 8035.5 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 7276.2 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(2df,p)
ABC
0.05622 0.05477 0.05477

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.876
C2 0.000 0.000 -0.047
H3 0.000 -1.403 2.313
H4 1.215 0.701 2.313
H5 -1.215 0.701 2.313
Cl6 0.000 1.674 -0.646
Cl7 1.450 -0.837 -0.646
Cl8 -1.450 -0.837 -0.646

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92251.46921.46921.46923.02643.02643.0264
C21.92252.74522.74522.74521.77771.77771.7777
H31.46922.74522.42942.42944.26833.34293.3429
H41.46922.74522.42942.42943.34293.34294.2683
H51.46922.74522.42942.42943.34294.26833.3429
Cl63.02641.77774.26833.34293.34292.89912.8991
Cl73.02641.77773.34293.34294.26832.89912.8991
Cl83.02641.77773.34294.26833.34292.89912.8991

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 109.688 Si1 C2 Cl7 109.688
Si1 C2 Cl8 109.688 C2 Si1 H3 107.316
C2 Si1 H4 107.316 C2 Si1 H5 107.316
H3 Si1 H4 111.538 H3 Si1 H5 111.538
H4 Si1 H5 111.538 Cl6 C2 Cl7 109.253
Cl6 C2 Cl8 109.253 Cl7 C2 Cl8 109.253
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.235      
2 C -0.026      
3 H 0.005      
4 H 0.005      
5 H 0.005      
6 Cl -0.075      
7 Cl -0.075      
8 Cl -0.075      


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 1.781 1.781
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.275 0.000 0.000
y 0.000 -59.275 0.000
z 0.000 0.000 -55.964
Traceless
 xyz
x -1.655 0.000 0.000
y 0.000 -1.655 0.000
z 0.000 0.000 3.311
Polar
3z2-r26.622
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 9.998 0.000 0.000
y 0.000 9.998 0.000
z 0.000 0.000 9.151


<r2> (average value of r2) Å2
<r2> 271.696
(<r2>)1/2 16.483