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

using model chemistry: CCSD(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 CCSD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-636.512469
Energy at 298.15K-636.514486
HF Energy-635.822475
Nuclear repulsion energy138.477478
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 CCSD(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' 3247 3154        
2 A' 3239 3146        
3 A' 1681 1632        
4 A' 1304 1266        
5 A' 1220 1185        
6 A' 1110 1078        
7 A' 870 845        
8 A' 442 429        
9 A' 266 259        
10 A" 885 860        
11 A" 757 735        
12 A" 264 256        

Unscaled Zero Point Vibrational Energy (zpe) 7641.7 cm-1
Scaled (by 0.9712) Zero Point Vibrational Energy (zpe) 7421.7 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 CCSD(T)=FULL/aug-cc-pVDZ
ABC
1.74812 0.08028 0.07676

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.489 0.000
C2 1.027 -0.379 0.000
Cl3 -1.649 -0.090 0.000
F4 2.309 0.085 0.000
H5 0.126 1.574 0.000
H6 0.954 -1.469 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34511.74742.34441.09212.1780
C21.34512.69131.36322.15121.0922
Cl31.74742.69133.96152.43272.9449
F42.34441.36323.96152.64302.0617
H51.09212.15122.43272.64303.1536
H62.17801.09222.94492.06173.1536

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 119.904 C1 C2 H6 126.351
C2 C1 Cl3 120.425 C2 C1 H5 123.593
Cl3 C1 H5 115.982 F4 C2 H6 113.745
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability