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

using model chemistry: MP2/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-337.849952
Energy at 298.15K 
HF Energy-336.912304
Nuclear repulsion energy133.591549
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/daug-cc-pVTZ
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 3199 3199 22.30 66.04 0.16 0.28
2 A1 1156 1156 93.95 6.79 0.02 0.03
3 A1 704 704 12.90 2.07 0.18 0.31
4 E 1415 1415 43.57 1.57 0.75 0.86
4 E 1415 1415 43.57 1.57 0.75 0.86
5 E 1177 1177 296.70 1.94 0.75 0.86
5 E 1177 1177 296.70 1.94 0.75 0.86
6 E 510 510 2.33 0.73 0.75 0.86
6 E 510 510 2.33 0.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5630.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5630.6 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/daug-cc-pVTZ
ABC
0.34446 0.34446 0.18894

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.340
H2 0.000 0.000 1.426
F3 0.000 1.251 -0.128
F4 1.084 -0.626 -0.128
F5 -1.084 -0.626 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08581.33601.33601.3360
H21.08581.99521.99521.9952
F31.33601.99522.16712.1671
F41.33601.99522.16712.1671
F51.33601.99522.16712.1671

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 110.521 H2 C1 F4 110.521
H2 C1 F5 110.521 F3 C1 F4 108.401
F3 C1 F5 108.401 F4 C1 F5 108.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability