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

using model chemistry: QCISD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/aug-cc-pVDZ
 hartrees
Energy at 0K-337.576744
Energy at 298.15K 
HF Energy-336.812645
Nuclear repulsion energy132.226431
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 QCISD/aug-cc-pVDZ
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 3195 3095 22.17      
2 A1 1124 1089 95.01      
3 A1 680 659 13.51      
4 E 1386 1342 49.49      
4 E 1386 1342 49.49      
5 E 1162 1126 280.57      
5 E 1162 1126 280.57      
6 E 493 478 2.71      
6 E 493 478 2.71      

Unscaled Zero Point Vibrational Energy (zpe) 5539.8 cm-1
Scaled (by 0.9687) Zero Point Vibrational Energy (zpe) 5366.4 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 QCISD/aug-cc-pVDZ
ABC
0.33752 0.33752 0.18528

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.346
H2 0.000 0.000 1.444
F3 0.000 1.263 -0.130
F4 1.094 -0.632 -0.130
F5 -1.094 -0.632 -0.130

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.09801.35011.35011.3501
H21.09802.01822.01822.0182
F31.35012.01822.18842.1884
F41.35012.01822.18842.1884
F51.35012.01822.18842.1884

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 110.637 H2 C1 F4 110.637
H2 C1 F5 110.637 F3 C1 F4 108.281
F3 C1 F5 108.281 F4 C1 F5 108.281
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability