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All results from a given calculation for CH2F2 (Methane, difluoro-)

using model chemistry: wB97X-D/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/daug-cc-pVDZ
 hartrees
Energy at 0K-238.950198
Energy at 298.15K-238.953025
HF Energy-238.950198
Nuclear repulsion energy76.895080
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 wB97X-D/daug-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 A1 3077 3077 42.12 118.67 0.06 0.12
2 A1 1509 1509 0.07 3.08 0.74 0.85
3 A1 1115 1115 102.43 6.54 0.13 0.24
4 A1 522 522 4.81 1.15 0.60 0.75
5 A2 1262 1262 0.00 4.29 0.75 0.86
6 B1 3162 3162 29.19 40.57 0.75 0.86
7 B1 1171 1171 15.27 0.54 0.75 0.86
8 B2 1434 1434 10.95 0.70 0.75 0.86
9 B2 1087 1087 266.99 2.46 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 7169.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7169.3 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 wB97X-D/daug-cc-pVDZ
ABC
1.63216 0.35039 0.30633

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.506
H2 -0.920 0.000 1.105
H3 0.920 0.000 1.105
F4 0.000 1.105 -0.292
F5 0.000 -1.105 -0.292

Atom - Atom Distances (Å)
  C1 H2 H3 F4 F5
C11.09741.09741.36321.3632
H21.09741.83922.00462.0046
H31.09741.83922.00462.0046
F41.36322.00462.00462.2103
F51.36322.00462.00462.2103

picture of Methane, difluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 H3 113.856 H2 C1 F4 108.631
H2 C1 F5 108.631 H3 C1 F4 108.631
H3 C1 F5 108.631 F4 C1 F5 108.330
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.592      
2 H -0.179      
3 H -0.179      
4 F -0.617      
5 F -0.617      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.991 1.991
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.267 0.000 0.000
y 0.000 -19.159 0.000
z 0.000 0.000 -15.339
Traceless
 xyz
x 1.982 0.000 0.000
y 0.000 -3.856 0.000
z 0.000 0.000 1.873
Polar
3z2-r23.747
x2-y23.892
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.522 0.000 0.000
y 0.000 2.824 0.000
z 0.000 0.000 2.651


<r2> (average value of r2) Å2
<r2> 39.549
(<r2>)1/2 6.289