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

using model chemistry: B97D3/aug-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 B97D3/aug-cc-pVDZ
 hartrees
Energy at 0K-238.900311
Energy at 298.15K-238.903084
HF Energy-238.900311
Nuclear repulsion energy75.993203
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/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2997 2997 48.05 126.82 0.07 0.13
2 A1 1459 1459 0.16 3.52 0.71 0.83
3 A1 1053 1053 93.95 6.45 0.16 0.28
4 A1 495 495 3.60 1.45 0.63 0.77
5 A2 1216 1216 0.00 4.63 0.75 0.86
6 B1 3079 3079 38.01 48.52 0.75 0.86
7 B1 1133 1133 13.07 0.74 0.75 0.86
8 B2 1389 1389 8.47 0.89 0.75 0.86
9 B2 1005 1005 266.87 2.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6913.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6913.3 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 B97D3/aug-cc-pVDZ
ABC
1.60631 0.34090 0.29843

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

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 1.111
H3 0.926 0.000 1.111
F4 0.000 1.121 -0.294
F5 0.000 -1.121 -0.294

Atom - Atom Distances (Å)
  C1 H2 H3 F4 F5
C11.10311.10311.38031.3803
H21.10311.85252.02182.0218
H31.10311.85252.02182.0218
F41.38032.02182.02182.2414
F51.38032.02182.02182.2414

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 114.209 H2 C1 F4 108.485
H2 C1 F5 108.485 H3 C1 F4 108.485
H3 C1 F5 108.485 F4 C1 F5 108.566
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.254      
2 H -0.259      
3 H -0.259      
4 F -0.368      
5 F -0.368      


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 1.932 1.932
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.438 0.000 0.000
y 0.000 -19.259 0.000
z 0.000 0.000 -15.491
Traceless
 xyz
x 1.937 0.000 0.000
y 0.000 -3.794 0.000
z 0.000 0.000 1.857
Polar
3z2-r23.715
x2-y23.821
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.554 0.000 0.000
y 0.000 2.967 0.000
z 0.000 0.000 2.733


<r2> (average value of r2) Å2
<r2> 40.367
(<r2>)1/2 6.354