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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-177.800930
Energy at 298.15K 
HF Energy-177.800930
Nuclear repulsion energy67.563432
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 B3PW91/6-311G*
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' 3270 3148 4.78      
2 A' 3205 3086 12.18      
3 A' 3171 3053 1.47      
4 A' 1729 1664 108.96      
5 A' 1419 1366 4.56      
6 A' 1337 1287 2.12      
7 A' 1184 1140 107.04      
8 A' 947 912 38.19      
9 A' 486 467 3.97      
10 A" 969 933 35.82      
11 A" 870 838 61.42      
12 A" 733 706 2.55      

Unscaled Zero Point Vibrational Energy (zpe) 9659.8 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 9299.5 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 B3PW91/6-311G*
ABC
2.20494 0.35352 0.30467

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.430 0.000
C2 1.187 -0.148 0.000
F3 -1.145 -0.269 0.000
H4 -0.184 1.499 0.000
H5 1.291 -1.227 0.000
H6 2.080 0.464 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32011.34171.08552.10022.0800
C21.32012.33532.14351.08391.0827
F31.34172.33532.01302.61753.3074
H41.08552.14352.01303.09992.4893
H52.10021.08392.61753.09991.8665
H62.08001.08273.30742.48931.8665

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 121.451 C1 C2 H6 119.583
C2 C1 F3 122.646 C2 C1 H4 125.727
F3 C1 H4 111.626 H5 C2 H6 118.966
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.064      
2 C -0.524      
3 F -0.215      
4 H 0.209      
5 H 0.238      
6 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.090 0.838 0.000 1.375
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.322 -0.685 0.000
y -0.685 -15.233 0.000
z 0.000 0.000 -18.983
Traceless
 xyz
x -0.215 -0.685 0.000
y -0.685 2.920 0.000
z 0.000 0.000 -2.705
Polar
3z2-r2-5.411
x2-y2-2.090
xy-0.685
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.524 -0.550 0.000
y -0.550 3.312 0.000
z 0.000 0.000 1.845


<r2> (average value of r2) Å2
<r2> 42.874
(<r2>)1/2 6.548