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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: B3LYP/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 B3LYP/cc-pVDZ
 hartrees
Energy at 0K-1710.240682
Energy at 298.15K-1710.243789
HF Energy-1710.240682
Nuclear repulsion energy431.969622
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 B3LYP/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 3043 2952 0.04      
2 A1 1274 1235 12.25      
3 A1 742 720 75.92      
4 A1 430 417 21.66      
5 A1 223 216 11.61      
6 A2 149 145 0.00      
7 E 3139 3045 0.42      
7 E 3139 3045 0.42      
8 E 1420 1377 2.62      
8 E 1420 1377 2.62      
9 E 818 794 80.10      
9 E 818 794 80.11      
10 E 561 545 148.96      
10 E 561 545 148.95      
11 E 211 205 2.85      
11 E 211 205 2.85      
12 E 149 145 0.67      
12 E 149 145 0.67      

Unscaled Zero Point Vibrational Energy (zpe) 9229.0 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 8952.1 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 B3LYP/cc-pVDZ
ABC
0.05646 0.05646 0.04205

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.267
C2 0.000 0.000 2.130
Cl3 0.000 1.947 -0.471
Cl4 1.686 -0.973 -0.471
Cl5 -1.686 -0.973 -0.471
H6 0.000 -1.036 2.504
H7 0.897 0.518 2.504
H8 -0.897 0.518 2.504

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.86242.08222.08222.08222.46452.46452.4645
C21.86243.24883.24883.24881.10121.10121.1012
Cl32.08223.24883.37213.37214.21243.41983.4198
Cl42.08223.24883.37213.37213.41983.41984.2124
Cl52.08223.24883.37213.37213.41984.21243.4198
H62.46451.10124.21243.41983.41981.79391.7939
H72.46451.10123.41983.41984.21241.79391.7939
H82.46451.10123.41984.21243.41981.79391.7939

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 109.849 Si1 C2 H7 109.849
Si1 C2 H8 109.849 C2 Si1 Cl3 110.769
C2 Si1 Cl4 110.769 C2 Si1 Cl5 110.769
Cl3 Si1 Cl4 108.143 Cl3 Si1 Cl5 108.143
Cl4 Si1 Cl5 108.143 H6 C2 H7 109.091
H6 C2 H8 109.091 H7 C2 H8 109.091
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.548      
2 C -0.161      
3 Cl -0.197      
4 Cl -0.197      
5 Cl -0.197      
6 H 0.067      
7 H 0.067      
8 H 0.067      


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 2.340 2.340
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.915 0.000 0.000
y 0.000 -58.915 0.000
z 0.000 0.000 -53.967
Traceless
 xyz
x -2.474 0.000 0.000
y 0.000 -2.474 0.000
z 0.000 0.000 4.948
Polar
3z2-r29.895
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 9.333 0.000 0.000
y 0.000 9.332 0.000
z 0.000 0.000 8.331


<r2> (average value of r2) Å2
<r2> 290.629
(<r2>)1/2 17.048