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

using model chemistry: QCISD/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 QCISD/3-21G*
 hartrees
Energy at 0K-830.042907
Energy at 298.15K 
HF Energy-829.351258
Nuclear repulsion energy289.200338
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/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' 1846 1774 26.81      
2 A' 1374 1320 87.65      
3 A' 1235 1187 108.57      
4 A' 1043 1002 148.64      
5 A' 668 642 4.65      
6 A' 509 489 1.67      
7 A' 444 427 1.51      
8 A' 326 313 1.12      
9 A' 189 182 4.77      
10 A" 583 560 5.00      
11 A" 386 371 5.68      
12 A" 173 167 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 4387.2 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 4216.6 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/3-21G*
ABC
0.14077 0.07472 0.04881

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.694 -0.644 0.000
C2 0.000 0.489 0.000
F3 -2.051 -0.700 0.000
F4 -0.114 -1.869 0.000
F5 -0.628 1.711 0.000
Cl6 1.723 0.509 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.32851.35821.35542.35512.6774
C21.32852.37052.36101.37321.7233
F31.35822.37052.26242.79873.9626
F41.35542.36102.26243.61613.0045
F52.35511.37322.79873.61612.6406
Cl62.67741.72333.96263.00452.6406

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 121.312 C1 C2 Cl6 122.110
C2 C1 F3 123.833 C2 C1 F4 123.206
F3 C1 F4 112.961 F5 C2 Cl6 116.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability