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

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-175.216289
Energy at 298.15K 
HF Energy-175.216289
Nuclear repulsion energy65.941880
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 PBEPBE/STO-3G
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' 3505 3202 0.46 29.12 0.75 0.85
2 A' 3349 3060 21.22 46.49 0.12 0.22
3 A' 3273 2991 6.67 31.34 0.43 0.60
4 A' 1786 1632 50.10 2.94 0.17 0.30
5 A' 1520 1389 2.49 5.96 0.74 0.85
6 A' 1368 1250 0.50 18.17 0.56 0.72
7 A' 1246 1138 20.97 2.91 0.11 0.20
8 A' 994 908 4.81 4.80 0.45 0.62
9 A' 474 433 0.98 1.27 0.64 0.78
10 A" 994 909 14.04 0.00 0.75 0.86
11 A" 839 766 28.94 0.26 0.75 0.86
12 A" 697 637 0.62 4.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10022.6 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 9156.7 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 PBEPBE/STO-3G
ABC
2.15231 0.33332 0.28862

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.429 0.000
C2 1.219 -0.161 0.000
F3 -1.184 -0.261 0.000
H4 -0.121 1.540 0.000
H5 1.336 -1.254 0.000
H6 2.130 0.453 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.35461.37091.11732.14962.1300
C21.35462.40542.16561.09941.0984
F31.37092.40542.09182.70943.3902
H41.11732.16562.09183.15162.4996
H52.14961.09942.70943.15161.8824
H62.13001.09843.39022.49961.8824

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 121.980 C1 C2 H6 120.171
C2 C1 F3 123.907 C2 C1 H4 122.056
F3 C1 H4 114.038 H5 C2 H6 117.849
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.004      
2 C -0.209      
3 F -0.033      
4 H 0.079      
5 H 0.082      
6 H 0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.064 0.359 0.000 0.365
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.630 -0.165 0.000
y -0.165 -14.557 0.000
z 0.000 0.000 -16.621
Traceless
 xyz
x -0.041 -0.165 0.000
y -0.165 1.569 0.000
z 0.000 0.000 -1.528
Polar
3z2-r2-3.056
x2-y2-1.073
xy-0.165
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.948 -0.251 0.000
y -0.251 1.875 0.000
z 0.000 0.000 0.418


<r2> (average value of r2) Å2
<r2> 43.648
(<r2>)1/2 6.607