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

using model chemistry: ROHF/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-176.895918
Energy at 298.15K 
HF Energy-176.895918
Nuclear repulsion energy68.080498
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-pVDZ
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' 3436 2958 4.06      
2 A' 3397 2924 7.17      
3 A' 3331 2867 0.43      
4 A' 1880 1618 123.51      
5 A' 1518 1306 6.76      
6 A' 1428 1229 1.34      
7 A' 1266 1090 125.14      
8 A' 1019 877 52.40      
9 A' 518 446 5.80      
10 A" 1079 929 19.14      
11 A" 1008 867 66.99      
12 A" 798 687 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 10338.1 cm-1
Scaled (by 0.8607) Zero Point Vibrational Energy (zpe) 8898.0 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 ROHF/cc-pVDZ
ABC
2.22517 0.35991 0.30980

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.427 0.000
C2 1.176 -0.154 0.000
F3 -1.136 -0.261 0.000
H4 -0.170 1.494 0.000
H5 1.270 -1.232 0.000
H6 2.069 0.453 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.31181.32811.08052.08882.0693
C21.31182.31442.12811.08141.0800
F31.32812.31442.00332.59403.2836
H41.08052.12812.00333.08262.4694
H52.08881.08142.59403.08261.8646
H62.06931.08003.28362.46941.8646

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 121.274 C1 C2 H6 119.489
C2 C1 F3 122.494 C2 C1 H4 125.361
F3 C1 H4 112.145 H5 C2 H6 119.237
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.224      
2 C -0.122      
3 F -0.272      
4 H 0.043      
5 H 0.065      
6 H 0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.229 0.943 0.000 1.549
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.640 -0.836 0.002
y -0.836 -15.319 0.001
z 0.002 0.001 -18.894
Traceless
 xyz
x -0.533 -0.836 0.002
y -0.836 2.948 0.001
z 0.002 0.001 -2.415
Polar
3z2-r2-4.830
x2-y2-2.321
xy-0.836
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> 42.433
(<r2>)1/2 6.514