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

using model chemistry: CCSD/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 CCSD/cc-pVDZ
 hartrees
Energy at 0K-1707.735715
Energy at 298.15K-1707.739167
HF Energy-1707.026664
Nuclear repulsion energy434.106236
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/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 2271 2152 43.27      
2 A1 939 890 206.79      
3 A1 891 844 69.73      
4 A1 433 410 8.14      
5 A1 286 271 9.86      
6 A2 197 187 0.00      
7 E 2291 2170 77.63      
7 E 2291 2170 77.63      
8 E 949 899 63.28      
8 E 949 899 63.28      
9 E 792 750 42.10      
9 E 792 750 42.10      
10 E 620 587 56.94      
10 E 620 587 56.94      
11 E 276 261 0.00      
11 E 276 261 0.00      
12 E 166 157 0.03      
12 E 166 157 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7602.0 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 7201.4 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/cc-pVDZ
ABC
0.05480 0.05364 0.05364

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.891
C2 0.000 0.000 -0.048
H3 0.000 -1.417 2.337
H4 1.227 0.708 2.337
H5 -1.227 0.708 2.337
Cl6 0.000 1.696 -0.651
Cl7 1.468 -0.848 -0.651
Cl8 -1.468 -0.848 -0.651

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93881.48531.48531.48533.05503.05503.0550
C21.93882.77412.77412.77411.79941.79941.7994
H31.48532.77412.45372.45374.31413.37723.3772
H41.48532.77412.45372.45373.37723.37724.3141
H51.48532.77412.45372.45373.37724.31413.3772
Cl63.05501.79944.31413.37723.37722.93672.9367
Cl73.05501.79943.37723.37724.31412.93672.9367
Cl83.05501.79943.37724.31413.37722.93672.9367

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 109.562 Si1 C2 Cl7 109.562
Si1 C2 Cl8 109.562 C2 Si1 H3 107.484
C2 Si1 H4 107.484 C2 Si1 H5 107.484
H3 Si1 H4 111.383 H3 Si1 H5 111.383
H4 Si1 H5 111.383 Cl6 C2 Cl7 109.380
Cl6 C2 Cl8 109.380 Cl7 C2 Cl8 109.380
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability