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

using model chemistry: CISD/daug-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 CISD/daug-cc-pVDZ
 hartrees
Energy at 0K-337.487640
Energy at 298.15K 
HF Energy-336.817391
Nuclear repulsion energy133.716980
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 CISD/daug-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 3290 3290 24.47      
2 A1 1180 1180 105.64      
3 A1 715 715 15.48      
4 E 1448 1448 56.56      
4 E 1448 1448 56.56      
5 E 1223 1223 294.43      
5 E 1223 1223 294.43      
6 E 517 517 3.18      
6 E 517 517 3.18      

Unscaled Zero Point Vibrational Energy (zpe) 5780.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5780.5 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 CISD/daug-cc-pVDZ
ABC
0.34514 0.34514 0.18937

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

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 1.429
F3 0.000 1.250 -0.128
F4 1.082 -0.625 -0.128
F5 -1.082 -0.625 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08901.33451.33451.3345
H21.08901.99651.99651.9965
F31.33451.99652.16462.1646
F41.33451.99652.16462.1646
F51.33451.99652.16462.1646

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 110.529 H2 C1 F4 110.529
H2 C1 F5 110.529 F3 C1 F4 108.393
F3 C1 F5 108.393 F4 C1 F5 108.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability