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All results from a given calculation for C2ClF3 (Ethene, chlorotrifluoro-)

using model chemistry: MP2=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/3-21G*
 hartrees
Energy at 0K-830.039409
Energy at 298.15K 
HF Energy-829.351447
Nuclear repulsion energy289.608044
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/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1832 1737 32.01 3.57 0.38 0.55
2 A' 1372 1301 101.24 0.19 0.56 0.72
3 A' 1236 1172 117.02 0.09 0.31 0.47
4 A' 1047 992 163.28 1.70 0.16 0.28
5 A' 673 638 5.04 7.12 0.17 0.28
6 A' 514 487 1.31 2.09 0.75 0.86
7 A' 450 427 1.12 2.47 0.36 0.53
8 A' 329 312 1.01 2.82 0.68 0.81
9 A' 190 181 4.73 0.39 0.66 0.79
10 A" 589 558 5.28 11.42 0.75 0.86
11 A" 391 371 4.26 0.16 0.75 0.86
12 A" 175 166 0.05 0.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4398.7 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 4170.0 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/3-21G*
ABC
0.14072 0.07512 0.04898

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.690 -0.644 0.000
C2 0.000 0.492 0.000
F3 -2.046 -0.704 0.000
F4 -0.107 -1.866 0.000
F5 -0.630 1.712 0.000
Cl6 1.717 0.508 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.32951.35711.35402.35692.6686
C21.32952.36972.36071.37281.7167
F31.35712.36972.26082.80003.9530
F41.35402.36072.26083.61612.9940
F52.35691.37282.80003.61612.6371
Cl62.66861.71673.95302.99402.6371

picture of Ethene, chlorotrifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 121.420 C1 C2 Cl6 121.815
C2 C1 F3 123.775 C2 C1 F4 123.216
F3 C1 F4 113.009 F5 C2 Cl6 116.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability