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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-3170.490983
Energy at 298.15K-3170.495613
HF Energy-3170.490983
Nuclear repulsion energy322.509476
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 TPSSh/6-31G(2df,p)
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 3148 3037 2.52 73.01 0.26 0.41
2 A 1328 1281 13.55 4.14 0.70 0.82
3 A 1216 1173 64.44 2.59 0.57 0.72
4 A 1118 1079 164.57 0.92 0.74 0.85
5 A 743 717 212.27 3.37 0.60 0.75
6 A 660 636 51.16 10.33 0.08 0.15
7 A 415 400 1.01 4.93 0.19 0.32
8 A 312 301 0.11 2.52 0.49 0.65
9 A 217 210 0.05 3.65 0.45 0.63

Unscaled Zero Point Vibrational Energy (zpe) 4577.9 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 4417.7 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 TPSSh/6-31G(2df,p)
ABC
0.21513 0.06753 0.05310

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.554 0.469 0.414
Br2 -1.195 -0.191 -0.028
Cl3 1.832 -0.676 -0.067
F4 0.752 1.642 -0.204
H5 0.610 0.596 1.493

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.92141.78231.34071.0875
Br21.92143.06572.68042.4886
Cl31.78233.06572.56082.3546
F41.34072.68042.56081.9991
H51.08752.48862.35461.9991

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.681 Br2 C1 F4 109.207
Br2 C1 H5 108.392 Cl3 C1 F4 109.351
Cl3 C1 H5 107.801 F4 C1 H5 110.398
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.051      
2 Br 0.021      
3 Cl -0.095      
4 F -0.078      
5 H 0.204      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.064 0.265 1.162 1.194
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.569 -0.322 0.028
y -0.322 5.923 0.232
z 0.028 0.232 5.123


<r2> (average value of r2) Å2
<r2> 178.617
(<r2>)1/2 13.365