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

using model chemistry: LSDA/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at LSDA/aug-cc-pVTZ
 hartrees
Energy at 0K-1705.603800
Energy at 298.15K-1705.606965
HF Energy-1705.603800
Nuclear repulsion energy441.747162
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 LSDA/aug-cc-pVTZ
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 2177 2157 34.04      
2 A1 894 886 32.72      
3 A1 828 820 148.18      
4 A1 435 431 5.64      
5 A1 274 272 7.26      
6 A2 183 181 0.00      
7 E 2207 2186 48.61      
7 E 2207 2186 48.63      
8 E 879 871 41.92      
8 E 879 871 41.93      
9 E 729 722 56.92      
9 E 729 722 56.91      
10 E 576 571 46.70      
10 E 576 571 46.71      
11 E 261 258 0.03      
11 E 261 258 0.03      
12 E 146 144 0.08      
12 E 146 144 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 7193.1 cm-1
Scaled (by 0.9906) Zero Point Vibrational Energy (zpe) 7125.5 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 LSDA/aug-cc-pVTZ
ABC
0.05636 0.05587 0.05587

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.842
C2 0.000 0.000 -0.054
H3 0.000 -1.425 2.279
H4 1.234 0.712 2.279
H5 -1.234 0.712 2.279
Cl6 0.000 1.671 -0.633
Cl7 1.447 -0.836 -0.633
Cl8 -1.447 -0.836 -0.633

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.89601.49061.49061.49062.98622.98622.9862
C21.89602.73422.73422.73421.76861.76861.7686
H31.49062.73422.46802.46804.25063.30513.3051
H41.49062.73422.46802.46803.30513.30514.2506
H51.49062.73422.46802.46803.30514.25063.3051
Cl62.98621.76864.25063.30513.30512.89462.8946
Cl72.98621.76863.30513.30514.25062.89462.8946
Cl82.98621.76863.30514.25063.30512.89462.8946

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 109.102 Si1 C2 Cl7 109.102
Si1 C2 Cl8 109.102 C2 Si1 H3 107.071
C2 Si1 H4 107.071 C2 Si1 H5 107.071
H3 Si1 H4 111.761 H3 Si1 H5 111.761
H4 Si1 H5 111.761 Cl6 C2 Cl7 109.838
Cl6 C2 Cl8 109.838 Cl7 C2 Cl8 109.838
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.721      
2 C 0.459      
3 H -0.158      
4 H -0.158      
5 H -0.158      
6 Cl -0.235      
7 Cl -0.235      
8 Cl -0.235      


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 1.308 1.308
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.539 0.000 0.000
y 0.000 -58.539 0.000
z 0.000 0.000 -56.305
Traceless
 xyz
x -1.117 0.000 0.000
y 0.000 -1.117 0.000
z 0.000 0.000 2.234
Polar
3z2-r24.468
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 12.967 0.000 0.000
y 0.000 12.967 -0.001
z 0.000 -0.001 12.792


<r2> (average value of r2) Å2
<r2> 268.156
(<r2>)1/2 16.375