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

using model chemistry: TPSSh/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-338.247667
Energy at 298.15K 
HF Energy-338.247667
Nuclear repulsion energy132.253387
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/6-31+G**
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 3173 3054 27.50 74.55 0.22 0.36
2 A1 1121 1079 97.91 6.03 0.02 0.04
3 A1 672 647 12.95 1.90 0.35 0.52
4 E 1379 1327 51.25 3.40 0.75 0.86
4 E 1379 1327 51.24 3.40 0.75 0.86
5 E 1132 1089 323.60 2.40 0.75 0.86
5 E 1132 1089 323.59 2.40 0.75 0.86
6 E 483 465 2.50 1.21 0.75 0.86
6 E 483 465 2.50 1.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5477.5 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 5272.1 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/6-31+G**
ABC
0.33758 0.33758 0.18518

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.345
H2 0.000 0.000 1.435
F3 0.000 1.264 -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
C11.08981.35021.35021.3502
H21.08982.01152.01152.0115
F31.35022.01152.18902.1890
F41.35022.01152.18902.1890
F51.35022.01152.18902.1890

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 110.605 H2 C1 F4 110.605
H2 C1 F5 110.605 F3 C1 F4 108.314
F3 C1 F5 108.314 F4 C1 F5 108.314
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.696      
2 H 0.154      
3 F -0.284      
4 F -0.284      
5 F -0.284      


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 1.741 1.741
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 2.603 0.000 0.000
y 0.000 2.602 0.000
z 0.000 0.000 2.374


<r2> (average value of r2) Å2
<r2> 59.626
(<r2>)1/2 7.722