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

using model chemistry: B2PLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-1690.441895
Energy at 298.15K-1690.445073
HF Energy-1690.394957
Nuclear repulsion energy425.847501
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 B2PLYP/STO-3G
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 2711 2711 1.30      
2 A1 1054 1054 204.46      
3 A1 978 978 89.36      
4 A1 453 453 5.11      
5 A1 284 284 12.99      
6 A2 149 149 0.00      
7 E 2776 2776 3.50      
7 E 2776 2776 3.50      
8 E 1106 1106 68.80      
8 E 1106 1106 68.80      
9 E 900 900 41.94      
9 E 900 900 41.94      
10 E 698 698 66.88      
10 E 698 698 66.88      
11 E 266 266 1.08      
11 E 266 266 1.08      
12 E 167 167 0.12      
12 E 167 167 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 8725.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8725.5 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 B2PLYP/STO-3G
ABC
0.05214 0.05171 0.05171

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.914
C2 0.000 0.000 -0.010
H3 0.000 -1.376 2.333
H4 1.191 0.688 2.333
H5 -1.191 0.688 2.333
Cl6 0.000 1.740 -0.662
Cl7 1.507 -0.870 -0.662
Cl8 -1.507 -0.870 -0.662

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92381.43821.43821.43823.10823.10823.1082
C21.92382.71722.71722.71721.85801.85801.8580
H31.43822.71722.38272.38274.32173.39063.3906
H41.43822.71722.38272.38273.39063.39064.3217
H51.43822.71722.38272.38273.39064.32173.3906
Cl63.10821.85804.32173.39063.39063.01363.0136
Cl73.10821.85803.39063.39064.32173.01363.0136
Cl83.10821.85803.39064.32173.39063.01363.0136

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 110.534 Si1 C2 Cl7 110.534
Si1 C2 Cl8 110.534 C2 Si1 H3 106.956
C2 Si1 H4 106.956 C2 Si1 H5 106.956
H3 Si1 H4 111.865 H3 Si1 H5 111.865
H4 Si1 H5 111.865 Cl6 C2 Cl7 108.387
Cl6 C2 Cl8 108.387 Cl7 C2 Cl8 108.388
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.675      
2 C -0.044      
3 H -0.106      
4 H -0.106      
5 H -0.106      
6 Cl -0.105      
7 Cl -0.105      
8 Cl -0.105      


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 3.111 3.111
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -56.386 0.000 0.000
y 0.000 -56.386 0.000
z 0.000 0.000 -50.742
Traceless
 xyz
x -2.822 0.000 0.000
y 0.000 -2.822 0.000
z 0.000 0.000 5.644
Polar
3z2-r211.288
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 5.122 0.000 0.000
y 0.000 5.122 0.000
z 0.000 0.000 3.545


<r2> (average value of r2) Å2
<r2> 284.059
(<r2>)1/2 16.854