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

using model chemistry: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-176.803260
Energy at 298.15K 
HF Energy-176.803260
Nuclear repulsion energy66.220242
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 BLYP/3-21G
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' 3201 3184 5.84 41.19 0.72 0.83
2 A' 3121 3104 6.67 135.86 0.16 0.28
3 A' 3105 3088 12.60 22.19 0.75 0.86
4 A' 1670 1661 71.52 8.78 0.09 0.17
5 A' 1446 1438 3.12 4.02 0.55 0.71
6 A' 1349 1342 1.30 18.33 0.63 0.77
7 A' 1150 1143 46.88 2.78 0.19 0.32
8 A' 928 923 23.17 5.56 0.38 0.55
9 A' 468 465 2.92 1.91 0.68 0.81
10 A" 974 968 28.81 0.62 0.75 0.86
11 A" 875 870 66.54 1.22 0.75 0.86
12 A" 717 713 1.31 10.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9501.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 9449.1 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 BLYP/3-21G
ABC
2.17378 0.33610 0.29110

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.434 0.000
C2 1.215 -0.116 0.000
F3 -1.173 -0.304 0.000
H4 -0.178 1.511 0.000
H5 1.353 -1.197 0.000
H6 2.098 0.520 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.33331.38611.09222.11872.0997
C21.33332.39522.14231.08951.0889
F31.38612.39522.07032.67903.3735
H41.09222.14232.07033.11112.4826
H52.11871.08952.67903.11111.8722
H62.09971.08893.37352.48261.8722

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 121.648 C1 C2 H6 119.850
C2 C1 F3 123.461 C2 C1 H4 123.768
F3 C1 H4 112.771 H5 C2 H6 118.502
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.092      
2 C -0.412      
3 F -0.237      
4 H 0.179      
5 H 0.192      
6 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.943 0.729 0.000 1.192
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.173 -0.571 0.000
y -0.571 -15.415 0.000
z 0.000 0.000 -18.657
Traceless
 xyz
x -0.137 -0.571 0.000
y -0.571 2.500 0.000
z 0.000 0.000 -2.363
Polar
3z2-r2-4.727
x2-y2-1.758
xy-0.571
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.294 -0.400 0.000
y -0.400 3.042 0.000
z 0.000 0.000 1.001


<r2> (average value of r2) Å2
<r2> 44.202
(<r2>)1/2 6.648