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All results from a given calculation for HCF (Fluoromethylene)

using model chemistry: MP3=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
2 1 yes CS 3A"

State 1 (1A')

Jump to S2C1
Energy calculated at MP3=FULL/6-31G*
 hartrees
Energy at 0K-138.044703
Energy at 298.15K-138.044589
HF Energy-137.753969
Nuclear repulsion energy27.085862
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 2843 2667 184.12      
2 A' 1482 1391 15.51      
3 A' 1278 1199 177.81      

Unscaled Zero Point Vibrational Energy (zpe) 2801.3 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 2628.5 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 MP3=FULL/6-31G*
ABC
15.57655 1.21776 1.12946

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.029 0.959 0.000
C2 0.069 0.721 0.000
F3 0.069 -0.587 0.000

Atom - Atom Distances (Å)
  H1 C2 F3
H11.12351.8966
C21.12351.3087
F31.89661.3087

picture of Fluoromethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 F3 102.210
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (3A")

Jump to S1C1
Energy calculated at MP3=FULL/6-31G*
 hartrees
Energy at 0K-138.029598
Energy at 298.15K-138.029466
HF Energy-137.763980
Nuclear repulsion energy26.772642
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3225 3026 8.94      
2 A' 1316 1235 92.22      
3 A' 1163 1092 31.72      

Unscaled Zero Point Vibrational Energy (zpe) 2852.1 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 2676.1 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/6-31G*
ABC
23.09561 1.13549 1.08228

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.870 1.275 0.000
C2 0.058 0.709 0.000
F3 0.058 -0.614 0.000

Atom - Atom Distances (Å)
  H1 C2 F3
H11.08742.1054
C21.08741.3235
F32.10541.3235

picture of Fluoromethylene state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability