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

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-1709.372710
Energy at 298.15K-1709.376070
HF Energy-1709.372710
Nuclear repulsion energy436.550821
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/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 2231 2145 42.37      
2 A1 917 882 99.75      
3 A1 871 837 130.33      
4 A1 436 419 8.66      
5 A1 283 272 10.19      
6 A2 194 187 0.00      
7 E 2255 2168 71.03      
7 E 2255 2168 71.03      
8 E 927 891 53.55      
8 E 927 891 53.55      
9 E 766 736 64.37      
9 E 766 736 64.37      
10 E 604 581 58.49      
10 E 604 581 58.50      
11 E 273 263 0.02      
11 E 273 263 0.02      
12 E 159 153 0.05      
12 E 159 153 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 7449.4 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 7162.6 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/cc-pVDZ
ABC
0.05540 0.05431 0.05431

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.878
C2 0.000 0.000 -0.052
H3 0.000 -1.426 2.321
H4 1.235 0.713 2.321
H5 -1.235 0.713 2.321
Cl6 0.000 1.686 -0.646
Cl7 1.460 -0.843 -0.646
Cl8 -1.460 -0.843 -0.646

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93001.49321.49321.49323.03523.03523.0352
C21.93002.76882.76882.76881.78741.78741.7874
H31.49322.76882.46962.46964.29983.35813.3581
H41.49322.76882.46962.46963.35813.35814.2998
H51.49322.76882.46962.46963.35814.29983.3581
Cl63.03521.78744.29983.35813.35812.91992.9199
Cl73.03521.78743.35813.35814.29982.91992.9199
Cl83.03521.78743.35814.29983.35812.91992.9199

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 109.409 Si1 C2 Cl7 109.409
Si1 C2 Cl8 109.409 C2 Si1 H3 107.278
C2 Si1 H4 107.278 C2 Si1 H5 107.278
H3 Si1 H4 111.573 H3 Si1 H5 111.573
H4 Si1 H5 111.573 Cl6 C2 Cl7 109.533
Cl6 C2 Cl8 109.533 Cl7 C2 Cl8 109.533
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.370      
2 C -0.409      
3 H -0.012      
4 H -0.012      
5 H -0.012      
6 Cl 0.025      
7 Cl 0.025      
8 Cl 0.025      


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 1.561 1.561
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.222 0.000 0.000
y 0.000 -58.222 0.000
z 0.000 0.000 -55.573
Traceless
 xyz
x -1.325 0.000 0.000
y 0.000 -1.325 0.000
z 0.000 0.000 2.649
Polar
3z2-r25.298
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 9.985 0.000 0.000
y 0.000 9.985 0.000
z 0.000 0.000 9.096


<r2> (average value of r2) Å2
<r2> 273.698
(<r2>)1/2 16.544