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

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-1709.263805
Energy at 298.15K-1709.266964
HF Energy-1709.263805
Nuclear repulsion energy433.106559
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 PBEPBE/6-311G**
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 2186 2166 41.43      
2 A1 886 878 161.36      
3 A1 836 828 69.09      
4 A1 411 407 9.23      
5 A1 275 272 8.31      
6 A2 185 183 0.00      
7 E 2212 2192 64.67      
7 E 2212 2192 64.68      
8 E 903 895 49.71      
8 E 903 895 49.71      
9 E 695 688 58.27      
9 E 695 688 58.24      
10 E 575 570 96.96      
10 E 575 570 97.01      
11 E 266 264 0.41      
11 E 266 264 0.42      
12 E 154 153 0.00      
12 E 154 153 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7194.4 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 7128.9 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 PBEPBE/6-311G**
ABC
0.05420 0.05360 0.05360

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.883
C2 0.000 0.000 -0.049
H3 0.000 -1.426 2.324
H4 1.235 0.713 2.324
H5 -1.235 0.713 2.324
Cl6 0.000 1.705 -0.648
Cl7 1.476 -0.852 -0.648
Cl8 -1.476 -0.852 -0.648

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93141.49261.49261.49263.05093.05093.0509
C21.93142.76792.76792.76791.80691.80691.8069
H31.49262.76792.46992.46994.31623.36703.3670
H41.49262.76792.46992.46993.36703.36704.3162
H51.49262.76792.46992.46993.36704.31623.3670
Cl63.05091.80694.31623.36703.36702.95282.9528
Cl73.05091.80693.36703.36704.31622.95282.9528
Cl83.05091.80693.36704.31623.36702.95282.9528

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 109.355 Si1 C2 Cl7 109.355
Si1 C2 Cl8 109.355 C2 Si1 H3 107.185
C2 Si1 H4 107.185 C2 Si1 H5 107.185
H3 Si1 H4 111.657 H3 Si1 H5 111.657
H4 Si1 H5 111.657 Cl6 C2 Cl7 109.587
Cl6 C2 Cl8 109.587 Cl7 C2 Cl8 109.587
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.625      
2 C -0.619      
3 H -0.059      
4 H -0.059      
5 H -0.059      
6 Cl 0.057      
7 Cl 0.057      
8 Cl 0.057      


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 1.818 1.818
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.686 0.000 0.000
y 0.000 -59.686 0.000
z 0.000 0.000 -56.801
Traceless
 xyz
x -1.442 0.000 0.000
y 0.000 -1.442 0.000
z 0.000 0.000 2.885
Polar
3z2-r25.769
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 10.976 0.000 0.000
y 0.000 10.976 -0.000
z 0.000 -0.000 9.791


<r2> (average value of r2) Å2
<r2> 278.221
(<r2>)1/2 16.680