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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31+G**
 hartrees
Energy at 0K-3169.825626
Energy at 298.15K-3169.830318
HF Energy-3169.825626
Nuclear repulsion energy322.464839
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 PBE1PBE/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 3191 3048 0.52 77.30 0.25 0.40
2 A 1327 1268 14.87 4.52 0.73 0.84
3 A 1249 1193 74.21 3.97 0.53 0.70
4 A 1112 1062 206.70 1.31 0.75 0.85
5 A 796 761 218.11 3.98 0.66 0.80
6 A 668 639 61.54 12.83 0.09 0.17
7 A 432 413 0.98 4.03 0.24 0.39
8 A 319 305 0.05 2.92 0.49 0.66
9 A 228 218 0.02 4.14 0.51 0.67

Unscaled Zero Point Vibrational Energy (zpe) 4661.0 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 4452.7 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 PBE1PBE/6-31+G**
ABC
0.21754 0.06720 0.05304

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.565 0.451 0.414
Br2 -1.200 -0.186 -0.029
Cl3 1.828 -0.677 -0.068
F4 0.771 1.634 -0.202
H5 0.607 0.591 1.493

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.92871.76031.34931.0888
Br21.92873.06852.68842.4867
Cl31.76033.06852.54462.3525
F41.34932.68842.54461.9969
H51.08882.48672.35251.9969

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.492 Br2 C1 F4 108.911
Br2 C1 H5 107.726 Cl3 C1 F4 109.117
Cl3 C1 H5 109.035 F4 C1 H5 109.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.122      
2 Br -0.038      
3 Cl 0.093      
4 F -0.169      
5 H 0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.046 -0.120 1.325 1.332
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.642 0.010 1.209
y 0.010 -43.580 1.494
z 1.209 1.494 -40.414
Traceless
 xyz
x 0.355 0.010 1.209
y 0.010 -2.552 1.494
z 1.209 1.494 2.197
Polar
3z2-r24.394
x2-y21.938
xy0.010
xz1.209
yz1.494


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.438 -0.236 0.043
y -0.236 5.836 0.210
z 0.043 0.210 5.037


<r2> (average value of r2) Å2
<r2> 179.374
(<r2>)1/2 13.393