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

using model chemistry: CCSD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-1708.051853
Energy at 298.15K-1708.055305
HF Energy-1707.105718
Nuclear repulsion energy438.284324
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 CCSD/aug-cc-pVTZ
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 2275 2174 45.14      
2 A1 943 902 169.35      
3 A1 895 855 89.34      
4 A1 439 420 6.65      
5 A1 285 273 8.69      
6 A2 190 182 0.00      
7 E 2293 2192 74.43      
7 E 2293 2192 74.43      
8 E 954 911 56.11      
8 E 954 911 56.11      
9 E 800 764 37.60      
9 E 800 764 37.60      
10 E 621 593 46.93      
10 E 621 593 46.94      
11 E 275 263 0.00      
11 E 275 263 0.00      
12 E 162 155 0.09      
12 E 162 155 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 7616.9 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 7280.2 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 CCSD/aug-cc-pVTZ
ABC
0.05583 0.05472 0.05472

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.872
C2 0.000 0.000 -0.047
H3 0.000 -1.412 2.307
H4 1.223 0.706 2.307
H5 -1.223 0.706 2.307
Cl6 0.000 1.680 -0.644
Cl7 1.455 -0.840 -0.644
Cl8 -1.455 -0.840 -0.644

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91891.47741.47741.47743.02483.02483.0248
C21.91892.74482.74482.74481.78241.78241.7824
H31.47742.74482.44552.44554.27353.33903.3390
H41.47742.74482.44552.44553.33903.33904.2735
H51.47742.74482.44552.44553.33904.27353.3390
Cl63.02481.78244.27353.33903.33902.90902.9090
Cl73.02481.78243.33903.33904.27352.90902.9090
Cl83.02481.78243.33904.27353.33902.90902.9090

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 109.560 Si1 C2 Cl7 109.560
Si1 C2 Cl8 109.560 C2 Si1 H3 107.122
C2 Si1 H4 107.122 C2 Si1 H5 107.122
H3 Si1 H4 111.714 H3 Si1 H5 111.714
H4 Si1 H5 111.714 Cl6 C2 Cl7 109.383
Cl6 C2 Cl8 109.383 Cl7 C2 Cl8 109.383
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability