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All results from a given calculation for C2H2ClF (1-chloro-1-fluoroethylene)

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-637.294230
Energy at 298.15K-637.296540
HF Energy-637.016517
Nuclear repulsion energy149.463992
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/aug-cc-pVTZ
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' 3308 3174 0.59      
2 A' 3210 3080 4.36      
3 A' 1712 1643 153.80      
4 A' 1418 1360 2.28      
5 A' 1196 1148 179.12      
6 A' 963 924 47.68      
7 A' 699 670 44.17      
8 A' 435 417 1.17      
9 A' 373 358 0.02      
10 A" 871 836 56.49      
11 A" 729 700 0.11      
12 A" 538 516 2.03      

Unscaled Zero Point Vibrational Energy (zpe) 7726.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7413.0 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
0.35733 0.16939 0.11492

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.453 0.000
C2 -0.995 1.319 0.000
F3 1.279 0.827 0.000
Cl4 -0.162 -1.260 0.000
H5 -0.779 2.374 0.000
H6 -2.012 0.975 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 H5 H6
C11.31901.33221.72112.07252.0787
C21.31902.32652.71071.07671.0739
F31.33222.32652.53572.57433.2944
Cl41.72112.71072.53573.68622.9018
H52.07251.07672.57433.68621.8652
H62.07871.07393.29442.90181.8652

picture of 1-chloro-1-fluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 119.437 C1 C2 H6 120.272
C2 C1 F3 122.693 C2 C1 Cl4 125.643
F3 C1 Cl4 111.664 H5 C2 H6 120.291
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability