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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-1710.023059
Energy at 298.15K-1710.026196
HF Energy-1710.023059
Nuclear repulsion energy433.906647
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 B3PW91/cc-pVDZ
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 3056 2949 0.01      
2 A1 1265 1221 16.64      
3 A1 753 726 77.98      
4 A1 439 423 21.58      
5 A1 225 217 11.70      
6 A2 151 146 0.00      
7 E 3164 3053 0.02      
7 E 3164 3053 0.02      
8 E 1416 1366 3.22      
8 E 1416 1366 3.22      
9 E 813 784 86.58      
9 E 813 784 86.58      
10 E 572 552 147.56      
10 E 572 552 147.57      
11 E 212 204 2.74      
11 E 212 204 2.74      
12 E 150 145 0.70      
12 E 150 145 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 9269.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 8944.9 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 B3PW91/cc-pVDZ
ABC
0.05695 0.05695 0.04251

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.268
C2 0.000 0.000 2.125
Cl3 0.000 1.936 -0.470
Cl4 1.677 -0.968 -0.470
Cl5 -1.677 -0.968 -0.470
H6 0.000 -1.035 2.497
H7 0.897 0.518 2.497
H8 -0.897 0.518 2.497

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.85712.07232.07232.07232.45852.45852.4585
C21.85713.23793.23793.23791.10051.10051.1005
Cl32.07233.23793.35393.35394.20003.40953.4095
Cl42.07233.23793.35393.35393.40953.40954.2000
Cl52.07233.23793.35393.35393.40954.20003.4095
H62.45851.10054.20003.40953.40951.79351.7935
H72.45851.10053.40953.40954.20001.79351.7935
H82.45851.10053.40954.20003.40951.79351.7935

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 109.796 Si1 C2 H7 109.796
Si1 C2 H8 109.796 C2 Si1 Cl3 110.865
C2 Si1 Cl4 110.865 C2 Si1 Cl5 110.865
Cl3 Si1 Cl4 108.043 Cl3 Si1 Cl5 108.043
Cl4 Si1 Cl5 108.043 H6 C2 H7 109.144
H6 C2 H8 109.144 H7 C2 H8 109.144
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.555      
2 C -0.240      
3 Cl -0.197      
4 Cl -0.197      
5 Cl -0.197      
6 H 0.092      
7 H 0.092      
8 H 0.092      


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 2.378 2.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.630 0.000 0.000
y 0.000 -58.630 0.000
z 0.000 0.000 -53.620
Traceless
 xyz
x -2.505 0.000 0.000
y 0.000 -2.505 0.000
z 0.000 0.000 5.010
Polar
3z2-r210.020
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 9.265 0.000 0.000
y 0.000 9.265 0.000
z 0.000 0.000 8.293


<r2> (average value of r2) Å2
<r2> 288.106
(<r2>)1/2 16.974