return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYP/daug-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 B3LYP/daug-cc-pVDZ
 hartrees
Energy at 0K-177.850615
Energy at 298.15K 
HF Energy-177.850615
Nuclear repulsion energy67.082550
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 B3LYP/daug-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' 3276 3276 1.69 41.02 0.69 0.82
2 A' 3216 3216 4.86 108.25 0.24 0.39
3 A' 3172 3172 0.86 79.09 0.10 0.18
4 A' 1706 1706 107.57 45.29 0.03 0.05
5 A' 1398 1398 4.52 5.82 0.27 0.42
6 A' 1322 1322 1.06 16.22 0.36 0.53
7 A' 1147 1147 99.55 2.03 0.23 0.37
8 A' 924 924 50.43 5.15 0.29 0.45
9 A' 480 480 3.92 1.50 0.55 0.71
10 A" 966 966 26.74 1.39 0.75 0.86
11 A" 923 923 56.63 3.14 0.75 0.86
12 A" 725 725 4.62 0.68 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9627.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9627.2 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 B3LYP/daug-cc-pVDZ
ABC
2.15010 0.34986 0.30090

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.439 0.000
C2 1.193 -0.141 0.000
F3 -1.150 -0.284 0.000
H4 -0.198 1.509 0.000
H5 1.305 -1.224 0.000
H6 2.084 0.483 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32661.35791.08892.11362.0840
C21.32662.34732.15871.08801.0873
F31.35792.34732.02992.62923.3230
H41.08892.15872.02993.11922.5020
H52.11361.08802.62923.11921.8752
H62.08401.08733.32302.50201.8752

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 121.855 C1 C2 H6 119.058
C2 C1 F3 121.945 C2 C1 H4 126.406
F3 C1 H4 111.650 H5 C2 H6 119.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 2.164      
2 C 0.848      
3 F -0.671      
4 H -0.730      
5 H -0.635      
6 H -0.976      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.227 0.805 0.000 1.467
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.876 -0.899 0.000
y -0.899 -15.780 0.000
z 0.000 0.000 -19.320
Traceless
 xyz
x -0.326 -0.899 0.000
y -0.899 2.819 0.000
z 0.000 0.000 -2.493
Polar
3z2-r2-4.985
x2-y2-2.097
xy-0.899
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.320 -0.447 0.000
y -0.447 4.138 0.000
z 0.000 0.000 3.344


<r2> (average value of r2) Å2
<r2> 43.562
(<r2>)1/2 6.600