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

using model chemistry: B3LYP/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 B3LYP/6-31G
 hartrees
Energy at 0K-1709.866833
Energy at 298.15K-1709.869934
HF Energy-1709.866833
Nuclear repulsion energy421.198706
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 B3LYP/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 2199 2115 48.27      
2 A1 882 848 206.76      
3 A1 837 805 26.73      
4 A1 387 372 11.49      
5 A1 273 263 10.41      
6 A2 169 162 0.00      
7 E 2234 2149 97.93      
7 E 2234 2149 97.93      
8 E 915 881 51.23      
8 E 915 881 51.22      
9 E 693 667 34.95      
9 E 693 667 34.96      
10 E 572 550 108.25      
10 E 572 550 108.23      
11 E 259 250 0.02      
11 E 259 250 0.02      
12 E 166 160 0.00      
12 E 166 160 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7212.4 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 6938.3 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 B3LYP/6-31G
ABC
0.05110 0.05067 0.05067

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.933
C2 0.000 0.000 -0.019
H3 0.000 -1.429 2.369
H4 1.237 0.714 2.369
H5 -1.237 0.714 2.369
Cl6 0.000 1.757 -0.668
Cl7 1.521 -0.878 -0.668
Cl8 -1.521 -0.878 -0.668

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.95181.49351.49351.49353.13843.13843.1384
C21.95182.78232.78232.78231.87261.87261.8726
H31.49352.78232.47422.47424.40063.44063.4406
H41.49352.78232.47422.47423.44063.44064.4006
H51.49352.78232.47422.47423.44064.40063.4406
Cl63.13841.87264.40063.44063.44063.04253.0425
Cl73.13841.87263.44063.44064.40063.04253.0425
Cl83.13841.87263.44064.40063.44063.04253.0425

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 110.277 Si1 C2 Cl7 110.277
Si1 C2 Cl8 110.277 C2 Si1 H3 106.965
C2 Si1 H4 106.965 C2 Si1 H5 106.965
H3 Si1 H4 111.857 H3 Si1 H5 111.857
H4 Si1 H5 111.857 Cl6 C2 Cl7 108.654
Cl6 C2 Cl8 108.654 Cl7 C2 Cl8 108.654
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.649      
2 C -0.687      
3 H -0.078      
4 H -0.078      
5 H -0.078      
6 Cl 0.090      
7 Cl 0.090      
8 Cl 0.090      


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 2.468 2.468
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -60.533 0.000 0.000
y 0.000 -60.533 0.000
z 0.000 0.000 -55.572
Traceless
 xyz
x -2.480 0.000 0.000
y 0.000 -2.480 0.000
z 0.000 0.000 4.961
Polar
3z2-r29.921
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 9.839 0.000 0.000
y 0.000 9.839 0.000
z 0.000 0.000 8.147


<r2> (average value of r2) Å2
<r2> 292.150
(<r2>)1/2 17.092