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

using model chemistry: HF/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-176.897030
Energy at 298.15K 
HF Energy-176.897030
Nuclear repulsion energy68.115985
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/6-31+G**
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' 3440 3110 5.74 32.69 0.58 0.74
2 A' 3413 3086 4.42 96.93 0.39 0.56
3 A' 3341 3021 0.43 69.32 0.21 0.35
4 A' 1865 1687 129.60 69.00 0.07 0.12
5 A' 1539 1391 8.01 5.75 0.36 0.53
6 A' 1443 1305 1.97 24.26 0.39 0.56
7 A' 1270 1148 129.28 2.92 0.17 0.29
8 A' 1021 923 58.00 5.90 0.37 0.54
9 A' 522 472 5.20 2.08 0.71 0.83
10 A" 1076 973 24.48 5.03 0.75 0.86
11 A" 1033 934 91.81 5.81 0.75 0.86
12 A" 791 715 2.84 2.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10376.1 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 9382.1 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 HF/6-31+G**
ABC
2.21916 0.36052 0.31014

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.431 0.000
C2 1.176 -0.149 0.000
F3 -1.134 -0.269 0.000
H4 -0.184 1.487 0.000
H5 1.274 -1.218 0.000
H6 2.061 0.458 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.31091.33271.07222.08392.0609
C21.31092.31272.12731.07381.0729
F31.33272.31271.99692.58813.2763
H41.07222.12731.99693.07332.4696
H52.08391.07382.58813.07331.8513
H62.06091.07293.27632.46961.8513

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 121.503 C1 C2 H6 119.327
C2 C1 F3 122.054 C2 C1 H4 126.130
F3 C1 H4 111.817 H5 C2 H6 119.171
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.211      
2 C -0.327      
3 F -0.368      
4 H 0.160      
5 H 0.168      
6 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.376 0.983 0.000 1.691
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.887 -0.986 0.000
y -0.986 -15.436 0.000
z 0.000 0.000 -19.410
Traceless
 xyz
x -0.464 -0.986 0.000
y -0.986 3.213 0.000
z 0.000 0.000 -2.748
Polar
3z2-r2-5.497
x2-y2-2.451
xy-0.986
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.704 -0.728 0.000
y -0.728 3.385 0.000
z 0.000 0.000 2.570


<r2> (average value of r2) Å2
<r2> 42.552
(<r2>)1/2 6.523