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

using model chemistry: MP4/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 MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-636.500263
Energy at 298.15K-636.502270
HF Energy-635.821951
Nuclear repulsion energy138.231096
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 MP4/6-31G*
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' 3260 3184        
2 A' 3246 3171        
3 A' 1709 1670        
4 A' 1339 1308        
5 A' 1267 1238        
6 A' 1159 1133        
7 A' 896 875        
8 A' 449 438        
9 A' 272 266        
10 A" 914 893        
11 A" 767 750        
12 A" 272 266        

Unscaled Zero Point Vibrational Energy (zpe) 7775.5 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 7595.9 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 MP4/aug-cc-pVDZ
ABC
1.74261 0.08001 0.07649

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.490 0.000
C2 1.027 -0.382 0.000
Cl3 -1.651 -0.088 0.000
F4 2.314 0.082 0.000
H5 0.127 1.575 0.000
H6 0.955 -1.473 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34691.74922.34971.09312.1822
C21.34692.69421.36852.15421.0931
Cl31.74922.69423.96902.43462.9510
F42.34971.36853.96902.64812.0657
H51.09312.15422.43462.64813.1583
H62.18221.09312.95102.06573.1583

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 119.837 C1 C2 H6 126.532
C2 C1 Cl3 120.406 C2 C1 H5 123.653
Cl3 C1 H5 115.940 F4 C2 H6 113.630
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability