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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-176.788321
Energy at 298.15K 
HF Energy-176.788321
Nuclear repulsion energy67.043229
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 B1B95/3-21G
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' 3318 3175 2.25 37.48 0.70 0.82
2 A' 3247 3106 11.31 114.94 0.24 0.39
3 A' 3221 3082 1.80 35.02 0.17 0.30
4 A' 1760 1684 78.21 11.62 0.10 0.18
5 A' 1483 1419 3.59 3.97 0.59 0.74
6 A' 1387 1327 0.69 17.26 0.62 0.77
7 A' 1203 1151 61.51 2.76 0.17 0.29
8 A' 970 928 22.64 4.89 0.38 0.55
9 A' 481 460 3.46 1.86 0.68 0.81
10 A" 1026 982 21.05 1.27 0.75 0.86
11 A" 953 912 95.02 1.50 0.75 0.86
12 A" 747 714 0.99 10.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9898.2 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 9469.6 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 B1B95/3-21G
ABC
2.21226 0.34557 0.29888

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.430 0.000
C2 1.198 -0.117 0.000
F3 -1.157 -0.299 0.000
H4 -0.179 1.497 0.000
H5 1.327 -1.190 0.000
H6 2.077 0.510 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.31731.36791.08102.09422.0780
C21.31732.36192.12171.08011.0794
F31.36792.36192.04482.63843.3331
H41.08102.12172.04483.07972.4623
H52.09421.08012.63843.07971.8575
H62.07801.07943.33312.46231.8575

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 121.421 C1 C2 H6 119.907
C2 C1 F3 123.175 C2 C1 H4 124.124
F3 C1 H4 112.701 H5 C2 H6 118.672
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.103      
2 C -0.491      
3 F -0.288      
4 H 0.220      
5 H 0.234      
6 H 0.223      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.172 0.859 0.000 1.453
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.202 -0.716 0.000
y -0.716 -15.149 0.000
z 0.000 0.000 -18.669
Traceless
 xyz
x -0.293 -0.716 0.000
y -0.716 2.786 0.000
z 0.000 0.000 -2.494
Polar
3z2-r2-4.987
x2-y2-2.053
xy-0.716
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.138 -0.449 0.000
y -0.449 2.930 0.000
z 0.000 0.000 0.978


<r2> (average value of r2) Å2
<r2> 43.300
(<r2>)1/2 6.580