return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: M06-2X/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 M06-2X/cc-pVTZ
 hartrees
Energy at 0K-1709.986755
Energy at 298.15K-1709.990083
HF Energy-1709.986755
Nuclear repulsion energy439.018911
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 M06-2X/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2254 2153 41.36      
2 A1 933 892 158.22      
3 A1 889 849 102.77      
4 A1 444 424 8.30      
5 A1 280 268 9.52      
6 A2 153 146 0.04      
7 E 2273 2171 65.16      
7 E 2273 2171 65.72      
8 E 954 911 55.93      
8 E 954 911 55.73      
9 E 794 759 51.31      
9 E 794 759 52.08      
10 E 604 577 47.31      
10 E 603 576 48.44      
11 E 269 257 0.00      
11 E 269 257 0.00      
12 E 155 148 0.03      
12 E 155 148 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 7525.7 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 7187.8 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 M06-2X/cc-pVTZ
ABC
0.05591 0.05495 0.05495

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.866
C2 0.000 0.000 -0.048
H3 0.000 -1.410 2.294
H4 1.221 0.705 2.294
H5 -1.221 0.705 2.294
Cl6 0.000 1.678 -0.642
Cl7 1.454 -0.839 -0.642
Cl8 -1.454 -0.839 -0.642

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91371.47331.47331.47333.01733.01733.0173
C21.91372.73302.73302.73301.78031.78031.7803
H31.47332.73302.44192.44194.26053.32463.3246
H41.47332.73302.44192.44193.32463.32464.2605
H51.47332.73302.44192.44193.32464.26053.3246
Cl63.01731.78034.26053.32463.32462.90702.9070
Cl73.01731.78033.32463.32464.26052.90702.9070
Cl83.01731.78033.32464.26053.32462.90702.9070

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 109.482 Si1 C2 Cl7 109.482
Si1 C2 Cl8 109.482 C2 Si1 H3 106.873
C2 Si1 H4 106.873 C2 Si1 H5 106.873
H3 Si1 H4 111.940 H3 Si1 H5 111.940
H4 Si1 H5 111.940 Cl6 C2 Cl7 109.460
Cl6 C2 Cl8 109.460 Cl7 C2 Cl8 109.460
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.168      
2 C -0.148      
3 H 0.026      
4 H 0.026      
5 H 0.026      
6 Cl -0.032      
7 Cl -0.032      
8 Cl -0.032      


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 1.670 1.670
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.790 0.000 0.000
y 0.000 -58.790 0.000
z 0.000 0.000 -55.630
Traceless
 xyz
x -1.580 0.000 0.000
y 0.000 -1.580 0.000
z 0.000 0.000 3.160
Polar
3z2-r26.321
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 11.154 0.000 0.000
y 0.000 11.155 0.001
z 0.000 0.001 10.490


<r2> (average value of r2) Å2
<r2> 271.215
(<r2>)1/2 16.469