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 CF3Cl (Methane, chlorotrifluoro-)

using model chemistry: HF/6-31G*

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/6-31G*
 hartrees
Energy at 0K-795.663200
Energy at 298.15K 
HF Energy-795.663200
Nuclear repulsion energy253.607899
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/6-31G*
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 1256 1129 571.33 2.85 0.75 0.86
2 A1 860 773 41.08 4.95 0.03 0.05
3 A1 520 468 0.40 5.13 0.35 0.52
4 E 1419 1275 347.57 0.65 0.75 0.86
4 E 1419 1275 347.57 0.65 0.75 0.86
5 E 609 547 5.46 1.04 0.75 0.86
5 E 609 547 5.46 1.04 0.75 0.86
6 E 381 342 0.14 1.21 0.75 0.86
6 E 381 342 0.14 1.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3727.0 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 3348.8 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/6-31G*
ABC
0.19697 0.11303 0.11303

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.350
Cl2 0.000 0.000 1.397
F3 0.000 1.225 -0.802
F4 1.061 -0.613 -0.802
F5 -1.061 -0.613 -0.802

Atom - Atom Distances (Å)
  C1 Cl2 F3 F4 F5
C11.74661.30621.30621.3062
Cl21.74662.51732.51732.5173
F31.30622.51732.12252.1225
F41.30622.51732.12252.1225
F51.30622.51732.12252.1225

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 110.258 Cl2 C1 F4 110.258
Cl2 C1 F5 110.258 F3 C1 F4 108.673
F3 C1 F5 108.673 F4 C1 F5 108.673
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.922      
2 Cl 0.004      
3 F -0.308      
4 F -0.308      
5 F -0.308      


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 0.271 0.271
CHELPG 0.000 0.000 0.207 0.207
AIM        
ESP 0.000 0.005 0.196 0.196


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.185 0.000 0.000
y 0.000 -33.185 0.000
z 0.000 0.000 -31.631
Traceless
 xyz
x -0.777 0.000 0.000
y 0.000 -0.777 0.000
z 0.000 0.000 1.554
Polar
3z2-r23.109
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 2.478 0.000 0.000
y 0.000 2.478 0.000
z 0.000 0.000 3.966


<r2> (average value of r2) Å2
<r2> 112.220
(<r2>)1/2 10.593