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

using model chemistry: MP3=FULL/TZVP

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 MP3=FULL/TZVP
 hartrees
Energy at 0K-199.221176
Energy at 298.15K-199.221182
HF Energy-198.760770
Nuclear repulsion energy30.685363
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 MP3=FULL/TZVP
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 1015 947 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 507.3 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 473.7 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 MP3=FULL/TZVP
B
0.90949

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/TZVP

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.698
F2 0.000 0.000 -0.698

Atom - Atom Distances (Å)
  F1 F2
F11.3969
F21.3969

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