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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: wB97X-D/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 wB97X-D/6-31G*
 hartrees
Energy at 0K-1710.083662
Energy at 298.15K-1710.086983
HF Energy-1710.083662
Nuclear repulsion energy 
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 wB97X-D/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 3084 2925 0.17      
2 A1 1352 1282 34.37      
3 A1 773 733 78.53      
4 A1 461 437 22.10      
5 A1 237 224 15.17      
6 A2 186 176 0.00      
7 E 3178 3015 0.59      
7 E 3178 3015 0.59      
8 E 1489 1412 5.53      
8 E 1489 1412 5.54      
9 E 853 809 100.28      
9 E 853 809 100.19      
10 E 602 571 158.17      
10 E 602 571 158.22      
11 E 222 211 4.16      
11 E 222 211 4.16      
12 E 157 149 0.78      
12 E 157 149 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 9546.8 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 9055.1 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 wB97X-D/6-31G*
ABC
0.05797 0.05797 0.04320

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.253
C2 0.000 0.000 2.106
Cl3 0.000 1.921 -0.463
Cl4 1.663 -0.960 -0.463
Cl5 -1.663 -0.960 -0.463
H6 0.000 -1.027 2.484
H7 0.890 0.514 2.484
H8 -0.890 0.514 2.484

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.85292.05002.05002.05002.45582.45582.4558
C21.85293.20803.20803.20801.09461.09461.0946
Cl32.05003.20803.32683.32684.16863.38483.3848
Cl42.05003.20803.32683.32683.38483.38484.1686
Cl52.05003.20803.32683.32683.38484.16863.3848
H62.45581.09464.16863.38483.38481.77951.7795
H72.45581.09463.38483.38484.16861.77951.7795
H82.45581.09463.38484.16863.38481.77951.7795

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 110.186 Si1 C2 H7 110.186
Si1 C2 H8 110.186 C2 Si1 Cl3 110.459
C2 Si1 Cl4 110.459 C2 Si1 Cl5 110.459
Cl3 Si1 Cl4 108.466 Cl3 Si1 Cl5 108.466
Cl4 Si1 Cl5 108.466 H6 C2 H7 108.748
H6 C2 H8 108.748 H7 C2 H8 108.748
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.633      
2 C -0.727      
3 Cl -0.193      
4 Cl -0.193      
5 Cl -0.193      
6 H 0.225      
7 H 0.225      
8 H 0.225      


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 2.410 2.410
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.448 0.000 0.000
y 0.000 -59.448 0.000
z 0.000 0.000 -54.101
Traceless
 xyz
x -2.674 0.000 0.000
y 0.000 -2.674 0.000
z 0.000 0.000 5.347
Polar
3z2-r210.694
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 8.809 0.000 0.000
y 0.000 8.813 0.002
z 0.000 0.002 7.717


<r2> (average value of r2) Å2
<r2> 284.299
(<r2>)1/2 16.861