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All results from a given calculation for SiH3CCl3 ((trichloromethyl)silane)

using model chemistry: LSDA/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 LSDA/6-311G**
 hartrees
Energy at 0K-1705.569235
Energy at 298.15K-1705.572471
HF Energy-1705.569235
Nuclear repulsion energy439.881867
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 LSDA/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 2186 2159 33.46      
2 A1 894 883 42.32      
3 A1 835 825 153.68      
4 A1 433 428 7.42      
5 A1 280 277 7.34      
6 A2 189 187 0.00      
7 E 2216 2189 49.00      
7 E 2216 2189 49.01      
8 E 885 874 47.20      
8 E 885 874 47.21      
9 E 727 718 75.28      
9 E 727 718 75.28      
10 E 580 573 66.96      
10 E 580 573 66.96      
11 E 273 270 0.12      
11 E 273 270 0.12      
12 E 154 152 0.00      
12 E 154 152 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7243.1 cm-1
Scaled (by 0.9877) Zero Point Vibrational Energy (zpe) 7154.0 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 LSDA/6-311G**
ABC
0.05577 0.05543 0.05543

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.847
C2 0.000 0.000 -0.055
H3 0.000 -1.427 2.279
H4 1.236 0.714 2.279
H5 -1.236 0.714 2.279
Cl6 0.000 1.680 -0.635
Cl7 1.455 -0.840 -0.635
Cl8 -1.455 -0.840 -0.635

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.90201.49141.49141.49142.99722.99722.9972
C21.90202.73592.73592.73591.77731.77731.7773
H31.49142.73592.47252.47254.26013.30973.3097
H41.49142.73592.47252.47253.30973.30974.2601
H51.49142.73592.47252.47253.30974.26013.3097
Cl62.99721.77734.26013.30973.30972.90982.9098
Cl72.99721.77733.30973.30974.26012.90982.9098
Cl82.99721.77733.30974.26013.30972.90982.9098

picture of (trichloromethyl)silane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 Cl6 109.050 Si1 C2 Cl7 109.050
Si1 C2 Cl8 109.050 C2 Si1 H3 106.838
C2 Si1 H4 106.838 C2 Si1 H5 106.838
H3 Si1 H4 111.971 H3 Si1 H5 111.971
H4 Si1 H5 111.971 Cl6 C2 Cl7 109.889
Cl6 C2 Cl8 109.889 Cl7 C2 Cl8 109.889
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.535      
2 C -0.705      
3 H -0.032      
4 H -0.032      
5 H -0.032      
6 Cl 0.088      
7 Cl 0.088      
8 Cl 0.088      


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 1.724 1.724
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.603 0.000 0.000
y 0.000 -59.603 0.000
z 0.000 0.000 -56.996
Traceless
 xyz
x -1.303 0.000 0.000
y 0.000 -1.303 0.000
z 0.000 0.000 2.607
Polar
3z2-r25.214
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 10.914 0.000 0.000
y 0.000 10.914 -0.000
z 0.000 -0.000 9.753


<r2> (average value of r2) Å2
<r2> 270.668
(<r2>)1/2 16.452