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

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-177.752282
Energy at 298.15K 
HF Energy-177.752282
Nuclear repulsion energy67.461874
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3300 3157 3.51      
2 A' 3225 3085 12.06      
3 A' 3201 3063 2.82      
4 A' 1749 1673 99.89      
5 A' 1436 1374 5.07      
6 A' 1349 1290 1.78      
7 A' 1201 1149 95.42      
8 A' 955 914 28.07      
9 A' 485 464 3.58      
10 A" 979 936 26.78      
11 A" 871 833 58.07      
12 A" 736 704 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 9742.4 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 9320.5 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 B3PW91/6-31G*
ABC
2.19712 0.35242 0.30370

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.430 0.000
C2 1.189 -0.154 0.000
F3 -1.148 -0.265 0.000
H4 -0.176 1.503 0.000
H5 1.290 -1.234 0.000
H6 2.084 0.457 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32441.34201.08702.10552.0841
C21.32442.33922.14611.08481.0839
F31.34202.33922.01762.62333.3115
H41.08702.14612.01763.10452.4898
H52.10551.08482.62333.10451.8682
H62.08411.08393.31152.48981.8682

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 121.520 C1 C2 H6 119.523
C2 C1 F3 122.633 C2 C1 H4 125.462
F3 C1 H4 111.904 H5 C2 H6 118.957
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.176      
2 C -0.439      
3 F -0.268      
4 H 0.164      
5 H 0.187      
6 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.970 0.765 0.000 1.235
CHELPG        
AIM        
ESP 0.965 0.738 0.000 1.215


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.946 -0.598 0.000
y -0.598 -15.071 0.000
z 0.000 0.000 -18.487
Traceless
 xyz
x -0.167 -0.598 0.000
y -0.598 2.646 0.000
z 0.000 0.000 -2.479
Polar
3z2-r2-4.958
x2-y2-1.875
xy-0.598
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.385 -0.520 0.000
y -0.520 3.255 0.000
z 0.000 0.000 1.474


<r2> (average value of r2) Å2
<r2> 42.763
(<r2>)1/2 6.539