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

using model chemistry: B97D3/STO-3G

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/STO-3G
 hartrees
Energy at 0K-235.529378
Energy at 298.15K-235.532057
HF Energy-235.529378
Nuclear repulsion energy73.943710
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/STO-3G
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 2991 2991 46.57 45.95 0.13 0.24
2 A1 1603 1603 2.52 13.91 0.74 0.85
3 A1 1109 1109 24.10 3.62 0.21 0.35
4 A1 480 480 2.87 1.74 0.73 0.84
5 A2 1239 1239 0.00 10.99 0.75 0.86
6 B1 3067 3067 55.22 35.95 0.75 0.86
7 B1 1120 1120 12.33 2.02 0.75 0.86
8 B2 1489 1489 39.38 4.23 0.75 0.86
9 B2 1145 1145 61.72 2.63 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 7120.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7120.5 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/STO-3G
ABC
1.53351 0.32181 0.28135

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.512
H2 -0.926 0.000 1.181
H3 0.926 0.000 1.181
F4 0.000 1.155 -0.302
F5 0.000 -1.155 -0.302

Atom - Atom Distances (Å)
  C1 H2 H3 F4 F5
C11.14251.14251.41301.4130
H21.14251.85272.09562.0956
H31.14251.85272.09562.0956
F41.41302.09562.09562.3092
F51.41302.09562.09562.3092

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 108.341 H2 C1 F4 109.720
H2 C1 F5 109.720 H3 C1 F4 109.720
H3 C1 F5 109.720 F4 C1 F5 109.600
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.068      
2 H 0.060      
3 H 0.060      
4 F -0.094      
5 F -0.094      


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 0.891 0.891
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.917 0.000 0.000
y 0.000 -15.762 0.000
z 0.000 0.000 -13.829
Traceless
 xyz
x 0.879 0.000 0.000
y 0.000 -1.889 0.000
z 0.000 0.000 1.010
Polar
3z2-r22.021
x2-y21.845
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.928 0.000 0.000
y 0.000 1.334 0.000
z 0.000 0.000 1.108


<r2> (average value of r2) Å2
<r2> 40.779
(<r2>)1/2 6.386