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 CHFCl (Chlorofluoromethyl radical)

using model chemistry: mPW1PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G
 hartrees
Energy at 0K-598.583630
Energy at 298.15K 
HF Energy-598.583630
Nuclear repulsion energy90.597956
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 mPW1PW91/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3262 3088 7.59 98.47 0.26 0.41
2 A 1303 1233 47.50 6.76 0.73 0.84
3 A 1153 1091 163.20 4.01 0.48 0.65
4 A 822 779 55.15 7.17 0.63 0.78
5 A 693 656 48.07 15.00 0.19 0.32
6 A 378 358 2.24 4.91 0.66 0.80

Unscaled Zero Point Vibrational Energy (zpe) 3805.5 cm-1
Scaled (by 0.9466) Zero Point Vibrational Energy (zpe) 3602.3 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 mPW1PW91/6-31G
ABC
1.83442 0.18351 0.16787

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.569 0.569 -0.131
H2 0.738 1.516 0.364
F3 1.568 -0.351 0.027
Cl4 -1.074 -0.104 0.011

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4
C11.08251.36751.7812
H21.08252.07162.4565
F31.36752.07162.6542
Cl41.78122.45652.6542

picture of Chlorofluoromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 114.968 H2 C1 Cl4 115.984
F3 C1 Cl4 114.264
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.010      
2 H 0.217      
3 F -0.276      
4 Cl 0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.162 1.584 0.502 1.670
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.121 1.667 0.256
y 1.667 -21.837 0.731
z 0.256 0.731 -23.687
Traceless
 xyz
x -2.359 1.667 0.256
y 1.667 2.567 0.731
z 0.256 0.731 -0.209
Polar
3z2-r2-0.417
x2-y2-3.284
xy1.667
xz0.256
yz0.731


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.271 0.591 -0.095
y 0.591 2.347 0.071
z -0.095 0.071 1.370


<r2> (average value of r2) Å2
<r2> 64.728
(<r2>)1/2 8.045