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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-1709.141522
Energy at 298.15K-1709.144630
HF Energy-1709.141522
Nuclear repulsion energy432.815721
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 PBEPBEultrafine/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 2211 2174 51.62      
2 A1 892 877 147.12      
3 A1 839 825 83.64      
4 A1 412 406 8.29      
5 A1 275 270 9.74      
6 A2 184 181 0.00      
7 E 2238 2201 95.94      
7 E 2238 2201 95.95      
8 E 903 888 50.60      
8 E 903 888 50.60      
9 E 700 689 63.23      
9 E 700 689 63.23      
10 E 578 569 86.40      
10 E 578 569 86.41      
11 E 264 259 0.08      
11 E 264 259 0.08      
12 E 152 150 0.00      
12 E 152 150 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7240.8 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 7121.4 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 PBEPBEultrafine/6-31G*
ABC
0.05409 0.05355 0.05355

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.882
C2 0.000 0.000 -0.051
H3 0.000 -1.425 2.331
H4 1.234 0.712 2.331
H5 -1.234 0.712 2.331
Cl6 0.000 1.706 -0.648
Cl7 1.478 -0.853 -0.648
Cl8 -1.478 -0.853 -0.648

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93251.49411.49411.49413.05123.05123.0512
C21.93252.77592.77592.77591.80781.80781.8078
H31.49412.77592.46782.46784.32213.37433.3743
H41.49412.77592.46782.46783.37433.37434.3221
H51.49412.77592.46782.46783.37434.32213.3743
Cl63.05121.80784.32213.37433.37432.95572.9557
Cl73.05121.80783.37433.37434.32212.95572.9557
Cl83.05121.80783.37434.32213.37432.95572.9557

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 109.276 Si1 C2 Cl7 109.276
Si1 C2 Cl8 109.276 C2 Si1 H3 107.522
C2 Si1 H4 107.522 C2 Si1 H5 107.522
H3 Si1 H4 111.348 H3 Si1 H5 111.348
H4 Si1 H5 111.348 Cl6 C2 Cl7 109.666
Cl6 C2 Cl8 109.666 Cl7 C2 Cl8 109.666
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.333      
2 C -0.477      
3 H -0.011      
4 H -0.011      
5 H -0.011      
6 Cl 0.059      
7 Cl 0.059      
8 Cl 0.059      


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 1.598 1.598
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.523 0.000 0.000
y 0.000 -58.523 0.000
z 0.000 0.000 -55.681
Traceless
 xyz
x -1.421 0.000 0.000
y 0.000 -1.421 0.000
z 0.000 0.000 2.841
Polar
3z2-r25.683
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 9.943 0.000 0.000
y 0.000 9.943 0.000
z 0.000 0.000 9.088


<r2> (average value of r2) Å2
<r2> 277.855
(<r2>)1/2 16.669