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

using model chemistry: MP2=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 MP2=FULL/6-31+G**
 hartrees
Energy at 0K-1707.635124
Energy at 298.15K-1707.638720
HF Energy-1706.948905
Nuclear repulsion energy438.665039
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 MP2=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 2364 2220 55.66      
2 A1 973 914 259.99      
3 A1 914 858 38.79      
4 A1 445 418 6.61      
5 A1 297 279 9.50      
6 A2 212 199 0.00      
7 E 2387 2242 96.42      
7 E 2387 2242 96.42      
8 E 991 931 69.91      
8 E 991 931 69.91      
9 E 810 761 40.99      
9 E 810 761 40.99      
10 E 641 602 59.89      
10 E 641 602 59.89      
11 E 287 269 0.01      
11 E 287 269 0.01      
12 E 174 163 0.08      
12 E 174 163 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 7891.2 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 7411.4 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 MP2=FULL/6-31+G**
ABC
0.05584 0.05482 0.05482

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.869
C2 0.000 0.000 -0.051
H3 0.000 -1.403 2.302
H4 1.215 0.701 2.302
H5 -1.215 0.701 2.302
Cl6 0.000 1.680 -0.642
Cl7 1.455 -0.840 -0.642
Cl8 -1.455 -0.840 -0.642

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91991.46801.46801.46803.02133.02133.0213
C21.91992.73912.73912.73911.78061.78061.7806
H31.46802.73912.42972.42974.26253.33183.3318
H41.46802.73912.42972.42973.33183.33184.2625
H51.46802.73912.42972.42973.33184.26253.3318
Cl63.02131.78064.26253.33183.33182.90902.9090
Cl73.02131.78063.33183.33184.26252.90902.9090
Cl83.02131.78063.33184.26253.33182.90902.9090

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 109.400 Si1 C2 Cl7 109.400
Si1 C2 Cl8 109.400 C2 Si1 H3 107.145
C2 Si1 H4 107.145 C2 Si1 H5 107.145
H3 Si1 H4 111.694 H3 Si1 H5 111.694
H4 Si1 H5 111.694 Cl6 C2 Cl7 109.542
Cl6 C2 Cl8 109.542 Cl7 C2 Cl8 109.542
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability