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

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-1707.736837
Energy at 298.15K-1707.740279
HF Energy-1707.026616
Nuclear repulsion energy433.895988
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 QCISD/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 2270 2178 43.33      
2 A1 938 900 206.65      
3 A1 890 854 68.97      
4 A1 431 414 8.24      
5 A1 285 274 9.82      
6 A2 197 189 0.00      
7 E 2290 2197 77.77      
7 E 2290 2197 77.77      
8 E 948 910 62.98      
8 E 948 910 62.98      
9 E 788 756 43.16      
9 E 788 756 43.16      
10 E 619 593 58.13      
10 E 619 593 58.13      
11 E 275 264 0.00      
11 E 275 264 0.00      
12 E 166 159 0.03      
12 E 166 159 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7591.1 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7282.9 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 QCISD/cc-pVDZ
ABC
0.05473 0.05360 0.05360

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/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 2.338
H4 1.227 0.708 2.338
H5 -1.227 0.708 2.338
Cl6 0.000 1.697 -0.651
Cl7 1.469 -0.848 -0.651
Cl8 -1.469 -0.848 -0.651

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.93891.48541.48541.48543.05623.05623.0562
C21.93892.77442.77442.77441.80061.80061.8006
H31.48542.77442.45372.45374.31553.37843.3784
H41.48542.77442.45372.45373.37843.37844.3155
H51.48542.77442.45372.45373.37844.31553.3784
Cl63.05621.80064.31553.37843.37842.93852.9385
Cl73.05621.80063.37843.37844.31552.93852.9385
Cl83.05621.80063.37844.31553.37842.93852.9385

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 107.498
C2 Si1 H4 107.498 C2 Si1 H5 107.498
H3 Si1 H4 111.370 H3 Si1 H5 111.370
H4 Si1 H5 111.370 Cl6 C2 Cl7 109.370
Cl6 C2 Cl8 109.370 Cl7 C2 Cl8 109.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability