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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-3169.987502
Energy at 298.15K-3169.992204
HF Energy-3169.987502
Nuclear repulsion energy324.704239
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 HSEh1PBE/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 3155 3022 2.43 69.93 0.25 0.40
2 A 1337 1281 14.40 4.13 0.70 0.82
3 A 1229 1177 61.46 2.67 0.57 0.72
4 A 1155 1106 162.62 0.98 0.75 0.86
5 A 784 751 202.93 3.15 0.65 0.79
6 A 680 651 44.01 10.12 0.08 0.15
7 A 430 412 0.83 4.35 0.20 0.33
8 A 324 311 0.02 2.31 0.48 0.65
9 A 226 217 0.05 3.23 0.46 0.63

Unscaled Zero Point Vibrational Energy (zpe) 4659.8 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 4462.7 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 HSEh1PBE/6-31G(2df,p)
ABC
0.21785 0.06851 0.05385

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.552 0.466 0.410
Br2 -1.187 -0.190 -0.028
Cl3 1.817 -0.673 -0.067
F4 0.749 1.632 -0.203
H5 0.606 0.590 1.491

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.90941.76731.33171.0894
Br21.90943.04302.66392.4763
Cl31.76733.04302.54322.3423
F41.33172.66392.54321.9933
H51.08942.47632.34231.9933

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.654 Br2 C1 F4 109.254
Br2 C1 H5 108.198 Cl3 C1 F4 109.498
Cl3 C1 H5 107.789 F4 C1 H5 110.432
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.067      
2 Br 0.029      
3 Cl -0.089      
4 F -0.074      
5 H 0.201      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.059 0.213 1.148 1.169
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.145 0.260 1.042
y 0.260 -42.017 1.292
z 1.042 1.292 -39.602
Traceless
 xyz
x -0.335 0.260 1.042
y 0.260 -1.644 1.292
z 1.042 1.292 1.979
Polar
3z2-r23.957
x2-y20.873
xy0.260
xz1.042
yz1.292


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.360 -0.309 0.033
y -0.309 5.810 0.231
z 0.033 0.231 5.077


<r2> (average value of r2) Å2
<r2> 176.517
(<r2>)1/2 13.286