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

using model chemistry: B2PLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/3-21G*
 hartrees
Energy at 0K-176.641501
Energy at 298.15K 
HF Energy-176.541618
Nuclear repulsion energy66.708945
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 B2PLYP/3-21G*
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' 3313 3313 3.27 36.77 0.69 0.82
2 A' 3248 3248 11.65 107.88 0.26 0.41
3 A' 3219 3219 1.23 40.64 0.15 0.27
4 A' 1733 1733 71.04 8.93 0.09 0.17
5 A' 1501 1501 3.20 4.15 0.55 0.71
6 A' 1397 1397 0.94 17.82 0.61 0.76
7 A' 1196 1196 51.77 2.60 0.21 0.35
8 A' 966 966 25.95 5.11 0.36 0.53
9 A' 482 482 3.76 1.92 0.67 0.80
10 A" 1022 1022 26.59 0.90 0.75 0.86
11 A" 942 942 77.41 1.47 0.75 0.86
12 A" 745 745 0.50 10.31 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9880.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9880.9 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 B2PLYP/3-21G*
ABC
2.19260 0.34177 0.29568

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.434 0.000
C2 1.205 -0.115 0.000
F3 -1.163 -0.305 0.000
H4 -0.183 1.500 0.000
H5 1.336 -1.187 0.000
H6 2.083 0.513 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32401.37781.08102.10092.0849
C21.32402.37542.12891.08051.0798
F31.37782.37542.05332.65003.3477
H41.08102.12892.05333.08652.4718
H52.10091.08052.65003.08651.8575
H62.08491.07983.34772.47181.8575

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 121.458 C1 C2 H6 119.953
C2 C1 F3 123.070 C2 C1 H4 124.239
F3 C1 H4 112.690 H5 C2 H6 118.589
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.129      
2 C -0.456      
3 F -0.292      
4 H 0.201      
5 H 0.215      
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
  1.181 0.868 0.000 1.465
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.447 -0.724 -0.003
y -0.724 -15.403 -0.001
z -0.003 -0.001 -18.722
Traceless
 xyz
x -0.385 -0.724 -0.003
y -0.724 2.682 -0.001
z -0.003 -0.001 -2.297
Polar
3z2-r2-4.594
x2-y2-2.044
xy-0.724
xz-0.003
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.137 -0.421 -0.000
y -0.421 2.923 0.000
z -0.000 0.000 0.954


<r2> (average value of r2) Å2
<r2> 43.745
(<r2>)1/2 6.614