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

using model chemistry: TPSSh/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/STO-3G
 hartrees
Energy at 0K-333.446419
Energy at 298.15K 
HF Energy-333.446419
Nuclear repulsion energy126.858564
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 TPSSh/STO-3G
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 3061 3061 49.71 42.81 0.35 0.52
2 A1 1088 1088 34.42 3.65 0.00 0.00
3 A1 620 620 11.39 1.63 0.55 0.71
4 E 1424 1424 74.13 4.97 0.75 0.86
4 E 1424 1424 74.13 4.97 0.75 0.86
5 E 1175 1175 60.33 4.72 0.75 0.86
5 E 1175 1175 60.33 4.72 0.75 0.86
6 E 431 431 2.11 1.41 0.75 0.86
6 E 431 431 2.11 1.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5413.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5413.6 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 TPSSh/STO-3G
ABC
0.31041 0.31041 0.16979

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/STO-3G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.349
H2 0.000 0.000 1.494
F3 0.000 1.320 -0.133
F4 1.143 -0.660 -0.133
F5 -1.143 -0.660 -0.133

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.14471.40511.40511.4051
H21.14472.09472.09472.0947
F31.40512.09472.28602.2860
F41.40512.09472.28602.2860
F51.40512.09472.28602.2860

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 110.058 H2 C1 F4 110.058
H2 C1 F5 110.058 F3 C1 F4 108.878
F3 C1 F5 108.878 F4 C1 F5 108.878
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.215      
2 H 0.059      
3 F -0.091      
4 F -0.091      
5 F -0.091      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.762 0.762
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.259 0.000 0.000
y 0.000 1.259 0.000
z 0.000 0.000 0.999


<r2> (average value of r2) Å2
<r2> 61.773
(<r2>)1/2 7.860