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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: CCSD/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-1707.983451
Energy at 298.15K-1707.986679
HF Energy-1707.245228
Nuclear repulsion energy432.402556
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-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 3047 2936 0.15      
2 A1 1299 1252 14.80      
3 A1 759 731 60.96      
4 A1 438 422 18.10      
5 A1 226 217 11.81      
6 A2 195 188 0.00      
7 E 3145 3030 1.61      
7 E 3145 3030 1.61      
8 E 1444 1391 2.38      
8 E 1444 1391 2.38      
9 E 833 803 66.79      
9 E 833 803 66.79      
10 E 570 550 143.44      
10 E 570 550 143.44      
11 E 211 203 3.92      
11 E 211 203 3.92      
12 E 149 143 0.44      
12 E 149 143 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 9333.5 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 8991.9 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 CCSD/aug-cc-pVDZ
ABC
0.05658 0.05658 0.04214

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.266
C2 0.000 0.000 2.128
Cl3 0.000 1.945 -0.470
Cl4 1.684 -0.972 -0.470
Cl5 -1.684 -0.972 -0.470
H6 0.000 -1.037 2.503
H7 0.898 0.519 2.503
H8 -0.898 0.519 2.503

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.86232.07942.07942.07942.46592.46592.4659
C21.86233.24553.24553.24551.10301.10301.1030
Cl32.07943.24553.36853.36854.21103.41763.4176
Cl42.07943.24553.36853.36853.41763.41764.2110
Cl52.07943.24553.36853.36853.41764.21103.4176
H62.46591.10304.21103.41763.41761.79671.7967
H72.46591.10303.41763.41764.21101.79671.7967
H82.46591.10303.41764.21103.41761.79671.7967

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 109.864 Si1 C2 H7 109.864
Si1 C2 H8 109.864 C2 Si1 Cl3 110.728
C2 Si1 Cl4 110.728 C2 Si1 Cl5 110.728
Cl3 Si1 Cl4 108.186 Cl3 Si1 Cl5 108.186
Cl4 Si1 Cl5 108.186 H6 C2 H7 109.075
H6 C2 H8 109.075 H7 C2 H8 109.075
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability