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

using model chemistry: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-336.914391
Energy at 298.15K 
HF Energy-336.914391
Nuclear repulsion energy136.045807
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 HF/daug-cc-pVTZ
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 3315 2999 36.82 62.91 0.16 0.27
2 A1 1257 1137 129.41 4.96 0.02 0.04
3 A1 771 698 18.40 1.42 0.21 0.35
4 E 1544 1397 71.49 1.27 0.75 0.86
4 E 1544 1397 71.49 1.27 0.75 0.86
5 E 1301 1177 308.66 2.26 0.75 0.86
5 E 1301 1177 308.66 2.26 0.75 0.86
6 E 560 506 3.86 0.54 0.75 0.86
6 E 560 506 3.86 0.54 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6077.1 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 5497.4 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 HF/daug-cc-pVTZ
ABC
0.35730 0.35730 0.19607

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.333
H2 0.000 0.000 1.409
F3 0.000 1.228 -0.126
F4 1.064 -0.614 -0.126
F5 -1.064 -0.614 -0.126

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.07671.31111.31111.3111
H21.07671.96641.96641.9664
F31.31111.96642.12732.1273
F41.31111.96642.12732.1273
F51.31111.96642.12732.1273

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 110.486 H2 C1 F4 110.486
H2 C1 F5 110.486 F3 C1 F4 108.438
F3 C1 F5 108.438 F4 C1 F5 108.438
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.280      
2 H 0.794      
3 F -0.691      
4 F -0.691      
5 F -0.691      


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 1.743 1.743
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.192 0.000 0.000
y 0.000 -22.192 0.000
z 0.000 0.000 -18.310
Traceless
 xyz
x -1.941 0.000 0.000
y 0.000 -1.941 0.000
z 0.000 0.000 3.882
Polar
3z2-r27.764
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 2.426 0.000 0.000
y 0.000 2.426 0.000
z 0.000 0.000 2.311


<r2> (average value of r2) Å2
<r2> 56.862
(<r2>)1/2 7.541