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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-176.863446
Energy at 298.15K 
HF Energy-176.863446
Nuclear repulsion energy66.917461
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 HF/LANL2DZ
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' 3488 3139 16.13 27.46 0.32 0.49
2 A' 3465 3118 2.83 99.40 0.40 0.58
3 A' 3371 3033 0.01 77.36 0.15 0.26
4 A' 1842 1657 99.26 38.90 0.16 0.27
5 A' 1550 1395 4.79 11.10 0.49 0.66
6 A' 1436 1292 0.11 19.34 0.57 0.73
7 A' 1229 1106 90.91 3.91 0.30 0.46
8 A' 982 884 69.89 8.97 0.31 0.47
9 A' 503 452 5.76 3.31 0.70 0.82
10 A" 1103 993 56.18 12.11 0.75 0.86
11 A" 1082 973 82.52 1.81 0.75 0.86
12 A" 780 702 2.03 8.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10415.0 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 9372.4 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 HF/LANL2DZ
ABC
2.14405 0.34726 0.29886

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.449 0.000
C2 1.197 -0.108 0.000
F3 -1.150 -0.320 0.000
H4 -0.231 1.493 0.000
H5 1.323 -1.172 0.000
H6 2.072 0.510 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32001.38281.06922.09252.0731
C21.32002.35602.14501.07171.0713
F31.38282.35602.03182.61573.3269
H41.06922.14502.03183.08512.5043
H52.09251.07172.61573.08511.8411
H62.07311.07133.32692.50431.8411

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 121.723 C1 C2 H6 119.842
C2 C1 F3 121.294 C2 C1 H4 127.433
F3 C1 H4 111.273 H5 C2 H6 118.435
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.162      
2 C -0.440      
3 F -0.354      
4 H 0.208      
5 H 0.221      
6 H 0.204      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.016 1.319 0.000 2.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.273 -1.399 0.000
y -1.399 -15.349 0.000
z 0.000 0.000 -19.426
Traceless
 xyz
x -0.886 -1.399 0.000
y -1.399 3.501 0.000
z 0.000 0.000 -2.615
Polar
3z2-r2-5.230
x2-y2-2.924
xy-1.399
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.493 -0.697 0.000
y -0.697 2.871 0.000
z 0.000 0.000 1.345


<r2> (average value of r2) Å2
<r2> 43.692
(<r2>)1/2 6.610