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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: QCISD/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 QCISD/aug-cc-pVDZ
 hartrees
Energy at 0K-1707.984354
Energy at 298.15K-1707.987575
HF Energy-1707.245201
Nuclear repulsion energy432.276139
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/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 3045 2950 0.19      
2 A1 1299 1258 14.51      
3 A1 758 734 60.65      
4 A1 437 423 17.94      
5 A1 225 218 11.69      
6 A2 195 188 0.00      
7 E 3143 3045 1.70      
7 E 3143 3045 1.70      
8 E 1444 1399 2.35      
8 E 1444 1399 2.35      
9 E 833 807 66.24      
9 E 833 807 66.24      
10 E 569 552 142.82      
10 E 569 552 142.82      
11 E 210 204 3.90      
11 E 210 204 3.90      
12 E 148 144 0.44      
12 E 148 144 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 9326.3 cm-1
Scaled (by 0.9687) Zero Point Vibrational Energy (zpe) 9034.4 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 QCISD/aug-cc-pVDZ
ABC
0.05655 0.05655 0.04211

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/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 -0.471
Cl4 1.685 -0.973 -0.471
Cl5 -1.685 -0.973 -0.471
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
Si11.86262.08012.08012.08012.46622.46622.4662
C21.86263.24623.24623.24621.10311.10311.1031
Cl32.08013.24623.36963.36964.21193.41833.4183
Cl42.08013.24623.36963.36963.41833.41834.2119
Cl52.08013.24623.36963.36963.41834.21193.4183
H62.46621.10314.21193.41833.41831.79701.7970
H72.46621.10313.41833.41834.21191.79701.7970
H82.46621.10313.41834.21193.41831.79701.7970

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 110.726
C2 Si1 Cl4 110.726 C2 Si1 Cl5 110.726
Cl3 Si1 Cl4 108.188 Cl3 Si1 Cl5 108.188
Cl4 Si1 Cl5 108.188 H6 C2 H7 109.075
H6 C2 H8 109.075 H7 C2 H8 109.075
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability