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

using model chemistry: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-1709.968874
Energy at 298.15K-1709.972145
HF Energy-1709.968874
Nuclear repulsion energy433.345668
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 B3LYP/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 2277 2186 54.50      
2 A1 932 895 234.35      
3 A1 868 833 42.35      
4 A1 419 402 8.81      
5 A1 281 270 10.39      
6 A2 187 180 0.00      
7 E 2301 2209 108.25      
7 E 2301 2209 108.24      
8 E 947 909 60.90      
8 E 947 909 60.90      
9 E 732 703 49.05      
9 E 732 703 49.06      
10 E 603 579 90.61      
10 E 603 579 90.62      
11 E 271 260 0.03      
11 E 271 260 0.03      
12 E 161 155 0.01      
12 E 161 155 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7495.6 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 7198.0 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 B3LYP/6-31G*
ABC
0.05432 0.05359 0.05359

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.884
C2 0.000 0.000 -0.045
H3 0.000 -1.412 2.329
H4 1.223 0.706 2.329
H5 -1.223 0.706 2.329
Cl6 0.000 1.703 -0.649
Cl7 1.475 -0.852 -0.649
Cl8 -1.475 -0.852 -0.649

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92981.48051.48051.48053.05263.05263.0526
C21.92982.76232.76232.76231.80691.80691.8069
H31.48052.76232.44622.44624.30953.36983.3698
H41.48052.76232.44622.44623.36983.36984.3095
H51.48052.76232.44622.44623.36984.30953.3698
Cl63.05261.80694.30953.36983.36982.94982.9498
Cl73.05261.80693.36983.36984.30952.94982.9498
Cl83.05261.80693.36984.30953.36982.94982.9498

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 109.514 Si1 C2 Cl7 109.514
Si1 C2 Cl8 109.514 C2 Si1 H3 107.458
C2 Si1 H4 107.458 C2 Si1 H5 107.458
H3 Si1 H4 111.408 H3 Si1 H5 111.408
H4 Si1 H5 111.408 Cl6 C2 Cl7 109.428
Cl6 C2 Cl8 109.428 Cl7 C2 Cl8 109.428
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.441      
2 C -0.426      
3 H -0.040      
4 H -0.040      
5 H -0.040      
6 Cl 0.035      
7 Cl 0.035      
8 Cl 0.035      


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 1.757 1.757
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.802 0.000 0.000
y 0.000 -58.802 0.000
z 0.000 0.000 -55.592
Traceless
 xyz
x -1.605 0.000 0.000
y 0.000 -1.605 0.000
z 0.000 0.000 3.210
Polar
3z2-r26.419
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 9.607 0.000 0.000
y 0.000 9.607 0.000
z 0.000 0.000 8.623


<r2> (average value of r2) Å2
<r2> 277.442
(<r2>)1/2 16.657