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

using model chemistry: ROHF/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at ROHF/cc-pVQZ
 hartrees
Energy at 0K-176.968342
Energy at 298.15K 
HF Energy-176.968342
Nuclear repulsion energy68.518824
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 ROHF/cc-pVQZ
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' 3404 3404 5.18      
2 A' 3367 3367 5.20      
3 A' 3309 3309 0.59      
4 A' 1854 1854 130.41      
5 A' 1538 1538 6.69      
6 A' 1444 1444 3.64      
7 A' 1276 1276 119.07      
8 A' 1026 1026 52.87      
9 A' 528 528 5.16      
10 A" 1083 1083 19.40      
11 A" 1025 1025 75.46      
12 A" 801 801 2.52      

Unscaled Zero Point Vibrational Energy (zpe) 10327.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10327.3 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 ROHF/cc-pVQZ
ABC
2.25298 0.36442 0.31368

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.425 0.000
C2 1.169 -0.156 0.000
F3 -1.129 -0.258 0.000
H4 -0.167 1.483 0.000
H5 1.265 -1.223 0.000
H6 2.053 0.447 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.30491.31981.07102.07762.0532
C21.30492.30022.11391.07181.0703
F31.31982.30021.98942.58153.2596
H41.07102.11391.98943.06152.4497
H52.07761.07182.58153.06151.8468
H62.05321.07033.25962.44971.8468

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 121.582 C1 C2 H6 119.305
C2 C1 F3 122.409 C2 C1 H4 125.383
F3 C1 H4 112.208 H5 C2 H6 119.114
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.217      
2 C -0.304      
3 F -0.297      
4 H 0.122      
5 H 0.137      
6 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.197 0.868 0.000 1.479
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.648 -0.938 0.002
y -0.938 -15.419 0.001
z 0.002 0.001 -19.139
Traceless
 xyz
x -0.369 -0.938 0.002
y -0.938 2.974 0.001
z 0.002 0.001 -2.605
Polar
3z2-r2-5.211
x2-y2-2.229
xy-0.938
xz0.002
yz0.001


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


<r2> (average value of r2) Å2
<r2> 42.107
(<r2>)1/2 6.489