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All results from a given calculation for CH2CHF (Ethene, fluoro-)

using model chemistry: QCISD/6-311G**

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/6-311G**
 hartrees
Energy at 0K-177.440951
Energy at 298.15K 
HF Energy-176.931411
Nuclear repulsion energy67.362376
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/6-311G**
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' 3296 3144 4.07      
2 A' 3237 3088 9.00      
3 A' 3193 3046 0.62      
4 A' 1728 1649 88.98      
5 A' 1434 1368 5.73      
6 A' 1344 1282 2.06      
7 A' 1190 1136 90.77      
8 A' 952 908 35.02      
9 A' 484 462 4.75      
10 A" 969 924 36.53      
11 A" 867 827 42.41      
12 A" 731 697 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 9711.4 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 9265.6 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/6-311G**
ABC
2.16781 0.35257 0.30325

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.436 0.000
C2 1.189 -0.159 0.000
F3 -1.148 -0.264 0.000
H4 -0.170 1.508 0.000
H5 1.275 -1.240 0.000
H6 2.088 0.446 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32991.34441.08542.10612.0882
C21.32992.33942.15101.08441.0834
F31.34442.33942.02392.61233.3128
H41.08542.15102.02393.10502.4956
H52.10611.08442.61233.10501.8714
H62.08821.08343.31282.49561.8714

picture of Ethene, fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.136 C1 C2 H6 119.489
C2 C1 F3 122.036 C2 C1 H4 125.594
F3 C1 H4 112.370 H5 C2 H6 119.375
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability