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

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G*
 hartrees
Energy at 0K-176.677563
Energy at 298.15K 
HF Energy-176.677563
Nuclear repulsion energy66.946734
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 HSEh1PBE/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' 3311 3178 1.97 37.29 0.70 0.83
2 A' 3236 3107 11.37 116.82 0.23 0.38
3 A' 3213 3084 2.16 31.31 0.19 0.32
4 A' 1756 1686 79.47 11.58 0.10 0.18
5 A' 1481 1421 3.73 3.84 0.59 0.74
6 A' 1387 1331 0.75 17.02 0.63 0.77
7 A' 1203 1155 61.25 2.80 0.17 0.28
8 A' 970 931 22.15 4.92 0.38 0.55
9 A' 483 464 3.37 1.87 0.68 0.81
10 A" 1025 983 22.37 1.33 0.75 0.86
11 A" 949 911 96.66 1.70 0.75 0.86
12 A" 747 717 1.16 9.96 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9880.1 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 9483.9 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 HSEh1PBE/3-21G*
ABC
2.20852 0.34445 0.29798

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.430 0.000
C2 1.200 -0.120 0.000
F3 -1.159 -0.297 0.000
H4 -0.175 1.499 0.000
H5 1.328 -1.195 0.000
H6 2.081 0.508 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32001.36841.08372.09872.0823
C21.32002.36582.12461.08261.0818
F31.36842.36582.04832.64453.3386
H41.08372.12462.04833.08552.4643
H52.09871.08262.64453.08551.8618
H62.08231.08183.33862.46431.8618

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 121.427 C1 C2 H6 119.891
C2 C1 F3 123.280 C2 C1 H4 123.933
F3 C1 H4 112.786 H5 C2 H6 118.682
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.099      
2 C -0.506      
3 F -0.283      
4 H 0.224      
5 H 0.239      
6 H 0.228      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.138 0.846 0.000 1.418
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.215 -0.697 0.000
y -0.697 -15.174 0.000
z 0.000 0.000 -18.759
Traceless
 xyz
x -0.249 -0.697 0.000
y -0.697 2.814 0.000
z 0.000 0.000 -2.565
Polar
3z2-r2-5.130
x2-y2-2.042
xy-0.697
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.158 -0.453 0.000
y -0.453 2.936 0.000
z 0.000 0.000 0.983


<r2> (average value of r2) Å2
<r2> 43.431
(<r2>)1/2 6.590