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All results from a given calculation for CHF3 (Methane, trifluoro-)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-337.407092
Energy at 298.15K 
HF Energy-336.768955
Nuclear repulsion energy132.751174
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 MP2/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3235 3050 47.42 57.76 0.22 0.36
2 A1 1170 1103 107.11 4.10 0.00 0.01
3 A1 702 662 14.31 1.62 0.41 0.58
4 E 1464 1381 83.95 3.86 0.75 0.86
4 E 1464 1381 83.95 3.86 0.75 0.86
5 E 1216 1147 243.78 3.13 0.75 0.86
5 E 1216 1147 243.78 3.13 0.75 0.86
6 E 503 475 3.52 1.16 0.75 0.86
6 E 503 475 3.52 1.16 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5737.1 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 5410.1 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 MP2/6-31G*
ABC
0.34008 0.34008 0.18643

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.341
H2 0.000 0.000 1.430
F3 0.000 1.260 -0.129
F4 1.091 -0.630 -0.129
F5 -1.091 -0.630 -0.129

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08871.34451.34451.3445
H21.08872.00422.00422.0042
F31.34452.00422.18162.1816
F41.34452.00422.18162.1816
F51.34452.00422.18162.1816

picture of Methane, trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.471 H2 C1 F4 110.471
H2 C1 F5 110.471 F3 C1 F4 108.453
F3 C1 F5 108.453 F4 C1 F5 108.453
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability