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 CHFClBr (fluorochlorobromomethane)

using model chemistry: wB97X-D/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 wB97X-D/6-31G
 hartrees
Energy at 0K-3170.206901
Energy at 298.15K-3170.211497
HF Energy-3170.206901
Nuclear repulsion energy315.328868
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 wB97X-D/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 3242 3242 2.10 89.42 0.25 0.40
2 A 1329 1329 14.94 8.67 0.75 0.86
3 A 1251 1251 68.79 7.90 0.74 0.85
4 A 1077 1077 168.91 1.99 0.65 0.79
5 A 745 745 212.76 8.22 0.53 0.69
6 A 643 643 54.98 13.38 0.19 0.32
7 A 399 399 2.56 6.85 0.35 0.51
8 A 304 304 0.37 4.67 0.64 0.78
9 A 222 222 0.34 7.88 0.59 0.74

Unscaled Zero Point Vibrational Energy (zpe) 4606.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4606.0 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 wB97X-D/6-31G
ABC
0.20340 0.06487 0.05083

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.560 0.479 0.432
Br2 -1.219 -0.196 -0.030
Cl3 1.868 -0.696 -0.069
F4 0.772 1.690 -0.210
H5 0.614 0.613 1.507

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.95861.82801.38691.0838
Br21.95863.12782.74862.5249
Cl31.82803.12782.62902.4016
F41.38692.74862.62902.0324
H51.08382.52492.40162.0324

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.336 Br2 C1 F4 109.298
Br2 C1 H5 108.743 Cl3 C1 F4 108.948
Cl3 C1 H5 108.413 F4 C1 H5 110.094
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.253      
2 Br 0.146      
3 Cl 0.092      
4 F -0.266      
5 H 0.281      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.383 -0.110 1.743 1.788
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.823 0.253 1.344
y 0.253 -43.933 1.555
z 1.344 1.555 -39.870
Traceless
 xyz
x -0.922 0.253 1.344
y 0.253 -2.587 1.555
z 1.344 1.555 3.508
Polar
3z2-r27.017
x2-y21.110
xy0.253
xz1.344
yz1.555


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.160 -0.202 0.140
y -0.202 3.925 0.389
z 0.140 0.389 2.687


<r2> (average value of r2) Å2
<r2> 186.276
(<r2>)1/2 13.648