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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: PBE1PBE/aug-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 PBE1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-1709.650961
Energy at 298.15K-1709.654173
HF Energy-1709.650961
Nuclear repulsion energy438.335791
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 PBE1PBE/aug-cc-pVTZ
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 3059 2941 0.21      
2 A1 1283 1233 24.69      
3 A1 763 733 64.17      
4 A1 448 431 18.21      
5 A1 229 220 9.89      
6 A2 164 157 0.00      
7 E 3152 3030 0.24      
7 E 3152 3030 0.24      
8 E 1440 1385 3.66      
8 E 1440 1385 3.66      
9 E 817 785 75.06      
9 E 817 785 75.06      
10 E 578 556 136.69      
10 E 578 556 136.68      
11 E 215 206 2.56      
11 E 215 206 2.56      
12 E 151 145 0.53      
12 E 151 145 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 9324.8 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 8965.8 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 PBE1PBE/aug-cc-pVTZ
ABC
0.05809 0.05809 0.04343

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.262
C2 0.000 0.000 2.109
Cl3 0.000 1.916 -0.466
Cl4 1.659 -0.958 -0.466
Cl5 -1.659 -0.958 -0.466
H6 0.000 -1.026 2.480
H7 0.888 0.513 2.480
H8 -0.888 0.513 2.480

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.84662.04932.04932.04932.44372.44372.4437
C21.84663.20903.20903.20901.09091.09091.0909
Cl32.04933.20903.31813.31814.16303.38163.3816
Cl42.04933.20903.31813.31813.38163.38164.1630
Cl52.04933.20903.31813.31813.38164.16303.3816
H62.44371.09094.16303.38163.38161.77661.7766
H72.44371.09093.38163.38164.16301.77661.7766
H82.44371.09093.38164.16303.38161.77661.7766

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 109.905 Si1 C2 H7 109.905
Si1 C2 H8 109.905 C2 Si1 Cl3 110.805
C2 Si1 Cl4 110.805 C2 Si1 Cl5 110.805
Cl3 Si1 Cl4 108.105 Cl3 Si1 Cl5 108.105
Cl4 Si1 Cl5 108.105 H6 C2 H7 109.034
H6 C2 H8 109.034 H7 C2 H8 109.034
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.117      
2 C -0.723      
3 Cl -0.349      
4 Cl -0.349      
5 Cl -0.349      
6 H 0.217      
7 H 0.217      
8 H 0.217      


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 2.066 2.066
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.636 0.000 0.000
y 0.000 -58.636 0.000
z 0.000 0.000 -54.203
Traceless
 xyz
x -2.217 0.000 0.000
y 0.000 -2.217 0.000
z 0.000 0.000 4.433
Polar
3z2-r28.866
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 11.677 0.000 0.000
y 0.000 11.678 -0.000
z 0.000 -0.000 11.090


<r2> (average value of r2) Å2
<r2> 283.182
(<r2>)1/2 16.828