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

using model chemistry: B3PW91/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-177.765758
Energy at 298.15K 
HF Energy-177.765758
Nuclear repulsion energy67.759457
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(2df,p)
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' 3287 3160 1.93 41.30 0.71 0.83
2 A' 3202 3078 8.32 133.94 0.20 0.33
3 A' 3183 3060 4.03 23.47 0.26 0.41
4 A' 1735 1668 103.83 14.45 0.08 0.15
5 A' 1416 1361 4.16 2.36 0.58 0.74
6 A' 1341 1289 3.78 17.16 0.56 0.71
7 A' 1199 1152 89.27 3.16 0.08 0.15
8 A' 951 914 24.79 4.61 0.35 0.52
9 A' 481 463 3.44 1.29 0.62 0.76
10 A" 985 947 21.84 0.49 0.75 0.86
11 A" 877 843 46.72 1.08 0.75 0.86
12 A" 742 714 1.64 5.65 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9698.4 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 9324.0 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(2df,p)
ABC
2.22460 0.35506 0.30619

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.425 0.000
C2 1.184 -0.162 0.000
F3 -1.145 -0.254 0.000
H4 -0.164 1.499 0.000
H5 1.284 -1.241 0.000
H6 2.079 0.446 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32141.33071.08682.10292.0794
C21.32142.33052.13921.08351.0823
F31.33072.33052.00862.62143.2991
H41.08682.13922.00863.09892.4780
H52.10291.08352.62143.09891.8652
H62.07941.08233.29912.47801.8652

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 121.646 C1 C2 H6 119.448
C2 C1 F3 122.982 C2 C1 H4 125.035
F3 C1 H4 111.983 H5 C2 H6 118.907
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.090      
2 C -0.428      
3 F -0.102      
4 H 0.133      
5 H 0.153      
6 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.895 0.707 0.000 1.141
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.000 -0.601 0.000
y -0.601 -15.138 0.000
z 0.000 0.000 -18.362
Traceless
 xyz
x -0.250 -0.601 0.000
y -0.601 2.543 0.000
z 0.000 0.000 -2.294
Polar
3z2-r2-4.587
x2-y2-1.862
xy-0.601
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.529 -0.503 0.000
y -0.503 3.462 0.000
z 0.000 0.000 1.926


<r2> (average value of r2) Å2
<r2> 42.521
(<r2>)1/2 6.521