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

using model chemistry: B97D3/cc-pCVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/cc-pCVTZ
 hartrees
Energy at 0K-238.963652
Energy at 298.15K 
HF Energy-238.963652
Nuclear repulsion energy76.592296
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 B97D3/cc-pCVTZ
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 2971 2971 54.16 124.19 0.09 0.16
2 A1 1497 1497 0.73 4.90 0.68 0.81
3 A1 1076 1076 95.64 3.67 0.29 0.45
4 A1 513 513 3.35 1.75 0.69 0.82
5 A2 1241 1241 0.00 7.68 0.75 0.86
6 B1 3037 3037 56.95 50.72 0.75 0.86
7 B1 1159 1159 16.37 1.77 0.75 0.86
8 B2 1428 1428 14.75 2.68 0.75 0.86
9 B2 1037 1037 241.93 2.33 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6979.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6979.5 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 B97D3/cc-pCVTZ
ABC
1.64102 0.34545 0.30270

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pCVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.504
H2 -0.916 0.000 1.108
H3 0.916 0.000 1.108
F4 0.000 1.113 -0.291
F5 0.000 -1.113 -0.291

Atom - Atom Distances (Å)
  C1 H2 H3 F4 F5
C11.09701.09701.36781.3678
H21.09701.83152.00852.0085
H31.09701.83152.00852.0085
F41.36782.00852.00852.2269
F51.36782.00852.00852.2269

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 113.184 H2 C1 F4 108.650
H2 C1 F5 108.650 H3 C1 F4 108.650
H3 C1 F5 108.650 F4 C1 F5 108.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.266      
2 H 0.053      
3 H 0.053      
4 F -0.186      
5 F -0.186      


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 1.763 1.763
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.231 0.000 0.000
y 0.000 -18.604 0.000
z 0.000 0.000 -15.186
Traceless
 xyz
x 1.664 0.000 0.000
y 0.000 -3.396 0.000
z 0.000 0.000 1.732
Polar
3z2-r23.464
x2-y23.373
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.194 0.000 0.000
y 0.000 2.460 0.000
z 0.000 0.000 2.312


<r2> (average value of r2) Å2
<r2> 39.698
(<r2>)1/2 6.301