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

using model chemistry: B3PW91/aug-cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-1709.915555
Energy at 298.15K 
HF Energy-1709.915555
Nuclear repulsion energy438.550737
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 B3PW91/aug-cc-pV(T+d)Z
Rotational Constants (cm-1) from geometry optimized at B3PW91/aug-cc-pV(T+d)Z
ABC
0.05575 0.05487 0.05487

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pV(T+d)Z

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.864
C2 0.000 0.000 -0.051
H3 0.000 -1.411 2.308
H4 1.222 0.705 2.308
H5 -1.222 0.705 2.308
Cl6 0.000 1.681 -0.641
Cl7 1.456 -0.840 -0.641
Cl8 -1.456 -0.840 -0.641

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91561.47891.47891.47893.01733.01733.0173
C21.91562.74882.74882.74881.78141.78141.7814
H31.47892.74882.44362.44364.27283.33813.3381
H41.47892.74882.44362.44363.33813.33814.2728
H51.47892.74882.44362.44363.33814.27283.3381
Cl63.01731.78144.27283.33813.33812.91122.9112
Cl73.01731.78143.33813.33814.27282.91122.9112
Cl83.01731.78143.33814.27283.33812.91122.9112

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 109.347 Si1 C2 Cl7 109.347
Si1 C2 Cl8 109.347 C2 Si1 H3 107.452
C2 Si1 H4 107.452 C2 Si1 H5 107.452
H3 Si1 H4 111.412 H3 Si1 H5 111.412
H4 Si1 H5 111.413 Cl6 C2 Cl7 109.595
Cl6 C2 Cl8 109.595 Cl7 C2 Cl8 109.595
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.987      
2 C 0.637      
3 H -0.234      
4 H -0.234      
5 H -0.234      
6 Cl -0.308      
7 Cl -0.308      
8 Cl -0.308      


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 1.419 1.419
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.362 0.000 0.000
y 0.000 -58.362 0.000
z 0.000 0.000 -55.833
Traceless
 xyz
x -1.264 0.000 0.000
y 0.000 -1.264 0.000
z 0.000 0.000 2.528
Polar
3z2-r25.057
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 271.616
(<r2>)1/2 16.481