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All results from a given calculation for HF (Hydrogen fluoride)

using model chemistry: PBE1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at PBE1PBE/6-31+G**
 hartrees
Energy at 0K-100.353472
Energy at 298.15K-100.353460
HF Energy-100.353472
Nuclear repulsion energy5.159204
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 PBE1PBE/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 4140 3955 123.36      

Unscaled Zero Point Vibrational Energy (zpe) 2070.0 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 1977.5 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 PBE1PBE/6-31+G**
B
20.66986

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.092
H2 0.000 0.000 -0.831

Atom - Atom Distances (Å)
  F1 H2
F10.9231
H20.9231

picture of Hydrogen fluoride state 1 conformation 1
More geometry information
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