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

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-78.753242
Energy at 298.15K 
HF Energy-78.753242
Nuclear repulsion energy73.528589
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 B3LYP/CEP-121G
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 3156 3075 25.94 65.69 0.21 0.34
2 A1 1034 1008 97.30 7.36 0.00 0.00
3 A1 616 600 19.31 3.42 0.43 0.60
4 E 1340 1306 40.71 5.21 0.75 0.86
4 E 1340 1306 40.71 5.21 0.75 0.86
5 E 1060 1033 277.46 4.08 0.75 0.86
5 E 1060 1033 277.44 4.08 0.75 0.86
6 E 442 431 4.51 2.15 0.75 0.86
6 E 442 431 4.51 2.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5245.5 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 5111.7 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 B3LYP/CEP-121G
ABC
0.31621 0.31621 0.17341

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.363
H2 0.000 0.000 1.456
F3 0.000 1.306 -0.135
F4 1.131 -0.653 -0.135
F5 -1.131 -0.653 -0.135

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.09211.39781.39781.3978
H21.09212.05772.05772.0577
F31.39782.05772.26212.2621
F41.39782.05772.26212.2621
F51.39782.05772.26212.2621

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 110.875 H2 C1 F4 110.875
H2 C1 F5 110.875 F3 C1 F4 108.032
F3 C1 F5 108.032 F4 C1 F5 108.032
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.277      
2 H 0.170      
3 F -0.149      
4 F -0.149      
5 F -0.149      


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 2.229 2.229
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.506 0.000 0.000
y 0.000 -23.506 0.000
z 0.000 0.000 -18.476
Traceless
 xyz
x -2.515 0.000 0.000
y 0.000 -2.515 0.000
z 0.000 0.000 5.031
Polar
3z2-r210.061
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.175 0.000 0.000
y 0.000 2.175 0.000
z 0.000 0.000 1.821


<r2> (average value of r2) Å2
<r2> 52.481
(<r2>)1/2 7.244