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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: QCISD(T)=FULL/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/cc-pVDZ
 hartrees
Energy at 0K-636.455334
Energy at 298.15K-636.457385
HF Energy-635.808992
Nuclear repulsion energy138.956587
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/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' 3252 3119        
2 A' 3243 3110        
3 A' 1704 1634        
4 A' 1313 1259        
5 A' 1225 1174        
6 A' 1157 1110        
7 A' 884 848        
8 A' 448 429        
9 A' 268 257        
10 A" 914 876        
11 A" 775 743        
12 A" 271 260        

Unscaled Zero Point Vibrational Energy (zpe) 7725.6 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 7408.9 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/cc-pVDZ
ABC
1.77103 0.08067 0.07715

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.487 0.000
C2 1.030 -0.377 0.000
Cl3 -1.646 -0.081 0.000
F4 2.302 0.068 0.000
H5 0.141 1.571 0.000
H6 0.936 -1.468 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34501.74082.33941.09352.1679
C21.34502.69231.34702.14201.0948
Cl31.74082.69233.94992.43382.9310
F42.33941.34703.94992.63162.0552
H51.09352.14202.43382.63163.1418
H62.16791.09482.93102.05523.1418

picture of (E)-1-chloro-2-fluoroethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 120.683 C1 C2 H6 125.076
C2 C1 Cl3 120.956 C2 C1 H5 122.565
Cl3 C1 H5 116.479 F4 C2 H6 114.242
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability