return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: TPSSh/TZVP

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/TZVP
 hartrees
Energy at 0K-338.370094
Energy at 298.15K 
HF Energy-338.370094
Nuclear repulsion energy132.746682
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/TZVP
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 3129 3015 36.35 70.69 0.20 0.33
2 A1 1125 1084 107.43 4.14 0.01 0.02
3 A1 687 662 13.31 2.32 0.38 0.56
4 E 1393 1342 48.96 3.75 0.75 0.86
4 E 1393 1342 48.95 3.75 0.75 0.86
5 E 1128 1087 323.73 2.20 0.75 0.86
5 E 1128 1087 323.73 2.20 0.75 0.86
6 E 496 478 2.20 1.44 0.75 0.86
6 E 496 478 2.20 1.44 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5487.6 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 5288.4 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 TPSSh/TZVP
ABC
0.34006 0.34006 0.18641

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

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 1.431
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
C11.08991.34441.34441.3444
H21.08992.00482.00482.0048
F31.34442.00482.18172.1817
F41.34442.00482.18172.1817
F51.34442.00482.18172.1817

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 110.451 H2 C1 F4 110.451
H2 C1 F5 110.451 F3 C1 F4 108.474
F3 C1 F5 108.474 F4 C1 F5 108.474
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.401      
2 H 0.086      
3 F -0.162      
4 F -0.162      
5 F -0.162      


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 1.686 1.686
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 2.324 0.000 0.000
y 0.000 2.324 0.000
z 0.000 0.000 2.117


<r2> (average value of r2) Å2
<r2> 59.242
(<r2>)1/2 7.697