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return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for (Methane, chlorotrifluoro-)

using model chemistry: HF/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-795.841493
Energy at 298.15K 
HF Energy-795.841493
Nuclear repulsion energy254.102234
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/aug-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 1230 1119 546.60 3.30 0.46 0.63
2 A1 864 787 44.59 8.75 0.02 0.04
3 A1 515 469 0.03 5.66 0.23 0.37
4 E 1386 1262 315.87 1.45 0.75 0.86
4 E 1386 1262 315.87 1.45 0.75 0.86
5 E 617 561 3.20 0.51 0.75 0.86
5 E 617 561 3.20 0.51 0.75 0.86
6 E 380 346 0.02 0.59 0.75 0.86
6 E 380 346 0.02 0.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3686.3 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 3356.0 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/aug-cc-pVTZ
ABC
0.19881 0.11307 0.11307

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.354
Cl2 0.000 0.000 1.400
F3 0.000 1.220 -0.803
F4 1.056 -0.610 -0.803
F5 -1.056 -0.610 -0.803

Atom - Atom Distances (Å)
  C1 Cl2 F3 F4 F5
C11.75321.29971.29971.2997
Cl21.75322.51732.51732.5173
F31.29972.51732.11262.1126
F41.29972.51732.11262.1126
F51.29972.51732.11262.1126

picture of Methane, chlorotrifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 F3 110.204 Cl2 C1 F4 110.204
Cl2 C1 F5 110.204 F3 C1 F4 108.728
F3 C1 F5 108.728 F4 C1 F5 108.728
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.097      
2 Cl -0.160      
3 F -0.312      
4 F -0.312      
5 F -0.312      


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 0.372 0.372
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.500 0.000 0.000
y 0.000 -33.500 0.000
z 0.000 0.000 -31.834
Traceless
 xyz
x -0.833 0.000 0.000
y 0.000 -0.833 0.000
z 0.000 0.000 1.666
Polar
3z2-r23.331
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 3.834 0.000 0.000
y 0.000 3.834 0.000
z 0.000 0.000 4.919


<r2> (average value of r2) Å2
<r2> 112.184
(<r2>)1/2 10.592