return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-1709.312611
Energy at 298.15K-1709.316030
HF Energy-1709.085264
Nuclear repulsion energy435.605641
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 B2PLYP=FULL/6-31+G**
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 2313 2199 53.51      
2 A1 948 902 244.29      
3 A1 887 843 33.29      
4 A1 429 408 7.82      
5 A1 287 273 9.95      
6 A2 195 186 0.00      
7 E 2334 2219 91.22      
7 E 2334 2219 91.20      
8 E 970 923 62.14      
8 E 970 923 62.16      
9 E 762 724 46.66      
9 E 761 724 46.63      
10 E 619 589 74.49      
10 E 619 589 74.48      
11 E 277 263 0.01      
11 E 277 263 0.01      
12 E 166 158 0.05      
12 E 166 158 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 7656.7 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 7281.5 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 B2PLYP=FULL/6-31+G**
ABC
0.05499 0.05409 0.05409

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.879
C2 0.000 0.000 -0.047
H3 0.000 -1.407 2.315
H4 1.219 0.704 2.315
H5 -1.219 0.704 2.315
Cl6 0.000 1.693 -0.647
Cl7 1.466 -0.846 -0.647
Cl8 -1.466 -0.846 -0.647

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92621.47301.47301.47303.04063.04063.0406
C21.92622.74902.74902.74901.79581.79581.7958
H31.47302.74902.43732.43734.28693.35143.3514
H41.47302.74902.43732.43733.35143.35144.2869
H51.47302.74902.43732.43733.35144.28693.3514
Cl63.04061.79584.28693.35143.35142.93182.9318
Cl73.04061.79583.35143.35144.28692.93182.9318
Cl83.04061.79583.35144.28693.35142.93182.9318

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 109.508 Si1 C2 Cl7 109.508
Si1 C2 Cl8 109.508 C2 Si1 H3 107.189
C2 Si1 H4 107.189 C2 Si1 H5 107.189
H3 Si1 H4 111.654 H3 Si1 H5 111.654
H4 Si1 H5 111.654 Cl6 C2 Cl7 109.435
Cl6 C2 Cl8 109.435 Cl7 C2 Cl8 109.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability