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All results from a given calculation for F2 (Fluorine diatomic)

using model chemistry: MP4=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at MP4=FULL/cc-pVDZ
 hartrees
Energy at 0K-199.101452
Energy at 298.15K-199.101412
HF Energy-198.681101
Nuclear repulsion energy29.543920
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 MP4=FULL/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 Σg 817 789        

Unscaled Zero Point Vibrational Energy (zpe) 408.6 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 394.3 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 MP4=FULL/cc-pVDZ
B
0.84337

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVDZ

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.725
F2 0.000 0.000 -0.725

Atom - Atom Distances (Å)
  F1 F2
F11.4506
F21.4506

picture of Fluorine diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability