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: B2PLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP/6-31+G**
 hartrees
Energy at 0K-598.401381
Energy at 298.15K 
HF Energy-598.261526
Nuclear repulsion energy93.055568
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 B2PLYP/6-31+G**
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 3236 3082 7.53 95.39 0.27 0.42
2 A 1321 1258 50.37 3.85 0.75 0.86
3 A 1154 1099 226.65 3.38 0.45 0.62
4 A 874 832 60.31 3.98 0.35 0.52
5 A 767 730 38.58 10.54 0.15 0.26
6 A 406 387 1.60 2.85 0.66 0.80

Unscaled Zero Point Vibrational Energy (zpe) 3878.3 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 3693.7 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 B2PLYP/6-31+G**
ABC
1.90713 0.19466 0.17785

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.538 0.555 -0.134
H2 0.725 1.498 0.367
F3 1.528 -0.342 0.027
Cl4 -1.041 -0.103 0.011

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4
C11.08351.34571.7170
H21.08352.03572.4104
F31.34572.03572.5799
Cl41.71702.41042.5799

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 113.423 H2 C1 Cl4 116.979
F3 C1 Cl4 114.239
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.008      
2 H 0.174      
3 F -0.232      
4 Cl 0.051      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.158 1.279 0.457 1.367
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.834 1.638 0.255
y 1.638 -22.414 0.744
z 0.255 0.744 -24.153
Traceless
 xyz
x -1.550 1.638 0.255
y 1.638 2.079 0.744
z 0.255 0.744 -0.529
Polar
3z2-r2-1.058
x2-y2-2.420
xy1.638
xz0.255
yz0.744


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.757 0.478 -0.134
y 0.478 3.236 -0.009
z -0.134 -0.009 2.578


<r2> (average value of r2) Å2
<r2> 62.138
(<r2>)1/2 7.883