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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-177.716722
Energy at 298.15K 
HF Energy-177.716722
Nuclear repulsion energy66.699898
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 B1B95/6-31G
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' 3332 3178 4.09 38.37 0.69 0.82
2 A' 3283 3131 8.17 108.65 0.27 0.42
3 A' 3229 3080 0.58 61.13 0.14 0.24
4 A' 1757 1676 75.50 14.13 0.10 0.18
5 A' 1458 1391 2.94 6.50 0.52 0.68
6 A' 1360 1297 0.10 15.80 0.59 0.74
7 A' 1170 1116 70.70 2.84 0.29 0.45
8 A' 940 896 33.48 5.36 0.38 0.55
9 A' 475 453 4.48 2.22 0.68 0.81
10 A" 999 953 31.93 1.14 0.75 0.86
11 A" 955 911 77.40 1.43 0.75 0.86
12 A" 729 696 0.92 9.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9843.6 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 9387.9 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 B1B95/6-31G
ABC
2.14049 0.34476 0.29693

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.446 0.000
C2 1.200 -0.107 0.000
F3 -1.154 -0.319 0.000
H4 -0.226 1.502 0.000
H5 1.331 -1.180 0.000
H6 2.082 0.517 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32141.38481.08022.10142.0833
C21.32142.36392.15031.08081.0804
F31.38482.36392.04422.63043.3426
H41.08022.15032.04423.10152.5097
H52.10141.08082.63043.10151.8555
H62.08331.08043.34262.50971.8555

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 121.717 C1 C2 H6 119.973
C2 C1 F3 121.719 C2 C1 H4 126.827
F3 C1 H4 111.454 H5 C2 H6 118.310
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.175      
2 C -0.363      
3 F -0.332      
4 H 0.172      
5 H 0.180      
6 H 0.169      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.522 1.026 0.000 1.836
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.441 -0.975 0.000
y -0.975 -15.158 0.000
z 0.000 0.000 -18.556
Traceless
 xyz
x -0.584 -0.975 0.000
y -0.975 2.840 0.000
z 0.000 0.000 -2.256
Polar
3z2-r2-4.513
x2-y2-2.283
xy-0.975
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.366 -0.446 0.000
y -0.446 3.057 0.000
z 0.000 0.000 1.206


<r2> (average value of r2) Å2
<r2> 43.535
(<r2>)1/2 6.598