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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-311G*
 hartrees
Energy at 0K-1709.661051
Energy at 298.15K-1709.664328
HF Energy-1709.661051
Nuclear repulsion energy438.548988
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 HSEh1PBE/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 3064 2940 0.01      
2 A1 1326 1272 36.04      
3 A1 767 736 76.55      
4 A1 447 429 24.18      
5 A1 236 227 14.00      
6 A2 175 168 0.00      
7 E 3156 3028 0.61      
7 E 3156 3028 0.61      
8 E 1464 1405 6.38      
8 E 1464 1405 6.38      
9 E 843 809 93.87      
9 E 843 809 93.85      
10 E 578 555 165.01      
10 E 578 555 164.98      
11 E 221 212 4.12      
11 E 221 212 4.12      
12 E 158 152 0.45      
12 E 158 152 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 9427.1 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 9046.2 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 HSEh1PBE/6-311G*
ABC
0.05817 0.05817 0.04341

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.257
C2 0.000 0.000 2.102
Cl3 0.000 1.916 -0.464
Cl4 1.659 -0.958 -0.464
Cl5 -1.659 -0.958 -0.464
H6 0.000 -1.024 2.484
H7 0.887 0.512 2.484
H8 -0.887 0.512 2.484

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.84472.04752.04752.04752.45032.45032.4503
C21.84473.20273.20273.20271.09261.09261.0926
Cl32.04753.20273.31893.31894.16323.38343.3834
Cl42.04753.20273.31893.31893.38343.38344.1632
Cl52.04753.20273.31893.31893.38344.16323.3834
H62.45031.09264.16323.38343.38341.77331.7733
H72.45031.09263.38343.38344.16321.77331.7733
H82.45031.09263.38344.16323.38341.77331.7733

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 110.436 Si1 C2 H7 110.436
Si1 C2 H8 110.436 C2 Si1 Cl3 110.635
C2 Si1 Cl4 110.635 C2 Si1 Cl5 110.635
Cl3 Si1 Cl4 108.283 Cl3 Si1 Cl5 108.283
Cl4 Si1 Cl5 108.283 H6 C2 H7 108.490
H6 C2 H8 108.490 H7 C2 H8 108.490
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.938      
2 C -0.992      
3 Cl -0.257      
4 Cl -0.257      
5 Cl -0.257      
6 H 0.275      
7 H 0.275      
8 H 0.275      


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 2.437 2.437
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -60.577 0.000 0.000
y 0.000 -60.577 0.000
z 0.000 0.000 -55.201
Traceless
 xyz
x -2.688 0.000 0.000
y 0.000 -2.688 0.000
z 0.000 0.000 5.376
Polar
3z2-r210.751
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 9.605 0.000 0.000
y 0.000 9.605 0.000
z 0.000 0.000 8.538


<r2> (average value of r2) Å2
<r2> 284.045
(<r2>)1/2 16.854