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

using model chemistry: QCISD(T)=FULL/aug-cc-pVDZ

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(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-636.517650
Energy at 298.15K-636.519870
HF Energy-635.824682
Nuclear repulsion energy147.511552
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(T)=FULL/aug-cc-pVDZ
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' 3303 3205        
2 A' 3188 3093        
3 A' 1692 1641        
4 A' 1392 1351        
5 A' 1177 1142        
6 A' 936 908        
7 A' 691 671        
8 A' 422 410        
9 A' 361 350        
10 A" 839 814        
11 A" 705 684        
12 A" 492 478        

Unscaled Zero Point Vibrational Energy (zpe) 7599.4 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 7372.2 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(T)=FULL/aug-cc-pVDZ
ABC
0.34698 0.16539 0.11200

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.452 0.000
C2 -1.002 1.346 0.000
F3 1.302 0.827 0.000
Cl4 -0.170 -1.274 0.000
H5 -0.768 2.413 0.000
H6 -2.037 1.005 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 H5 H6
C11.34281.35461.73472.10592.1110
C21.34282.36172.74901.09231.0902
F31.35462.36172.56562.60773.3439
Cl41.73472.74902.56563.73522.9457
H52.10591.09232.60773.73521.8960
H62.11101.09023.34392.94571.8960

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 119.363 C1 C2 H6 120.012
C2 C1 F3 122.210 C2 C1 Cl4 126.088
F3 C1 Cl4 111.702 H5 C2 H6 120.625
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability