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

using model chemistry: B2PLYP/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 B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-1709.380307
Energy at 298.15K-1709.383673
HF Energy-1709.162225
Nuclear repulsion energy433.858894
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/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 2258 2163 43.40      
2 A1 931 892 203.90      
3 A1 879 842 58.60      
4 A1 424 406 9.06      
5 A1 282 270 10.07      
6 A2 194 185 0.00      
7 E 2280 2183 77.21      
7 E 2280 2183 77.21      
8 E 951 910 58.00      
8 E 951 910 58.01      
9 E 753 721 51.15      
9 E 753 721 51.14      
10 E 609 583 70.35      
10 E 609 583 70.33      
11 E 271 260 0.03      
11 E 271 260 0.03      
12 E 163 156 0.03      
12 E 163 156 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7510.3 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 7192.6 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 B2PLYP/cc-pVDZ
ABC
0.05462 0.05364 0.05364

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.888
C2 0.000 0.000 -0.046
H3 0.000 -1.418 2.331
H4 1.228 0.709 2.331
H5 -1.228 0.709 2.331
Cl6 0.000 1.698 -0.650
Cl7 1.471 -0.849 -0.650
Cl8 -1.471 -0.849 -0.650

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93401.48551.48551.48553.05353.05353.0535
C21.93402.76822.76822.76821.80231.80231.8023
H31.48552.76822.45552.45554.31253.37273.3727
H41.48552.76822.45552.45553.37273.37274.3125
H51.48552.76822.45552.45553.37274.31253.3727
Cl63.05351.80234.31253.37273.37272.94132.9413
Cl73.05351.80233.37273.37274.31252.94132.9413
Cl83.05351.80233.37274.31253.37272.94132.9413

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 109.572 Si1 C2 Cl7 109.572
Si1 C2 Cl8 109.572 C2 Si1 H3 107.378
C2 Si1 H4 107.378 C2 Si1 H5 107.378
H3 Si1 H4 111.480 H3 Si1 H5 111.480
H4 Si1 H5 111.480 Cl6 C2 Cl7 109.370
Cl6 C2 Cl8 109.370 Cl7 C2 Cl8 109.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.477      
2 C -0.349      
3 H -0.048      
4 H -0.048      
5 H -0.048      
6 Cl 0.005      
7 Cl 0.005      
8 Cl 0.005      


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 1.580 1.580
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.725 0.000 0.000
y 0.000 -58.725 0.000
z 0.000 0.000 -55.973
Traceless
 xyz
x -1.376 0.000 0.000
y 0.000 -1.376 0.000
z 0.000 0.000 2.752
Polar
3z2-r25.503
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 9.901 0.000 0.000
y 0.000 9.901 0.000
z 0.000 0.000 8.923


<r2> (average value of r2) Å2
<r2> 276.967
(<r2>)1/2 16.642