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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-3169.669681
Energy at 298.15K-3169.674346
HF Energy-3169.487495
Nuclear repulsion energy320.234664
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/6-31G**
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 3208 3208 4.56 77.12 0.27 0.42
2 A 1356 1356 22.11 5.89 0.75 0.86
3 A 1252 1252 84.02 4.54 0.66 0.79
4 A 1134 1134 179.30 1.42 0.72 0.84
5 A 782 782 202.80 4.84 0.59 0.74
6 A 658 658 66.52 11.16 0.15 0.26
7 A 424 424 1.36 4.80 0.27 0.42
8 A 310 310 0.16 3.33 0.51 0.68
9 A 227 227 0.07 4.93 0.50 0.67

Unscaled Zero Point Vibrational Energy (zpe) 4675.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4675.4 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/6-31G**
ABC
0.21382 0.06640 0.05233

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.578 0.464 0.416
Br2 -1.209 -0.186 -0.028
Cl3 1.835 -0.687 -0.068
F4 0.783 1.645 -0.204
H5 0.614 0.591 1.493

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.95321.77111.34921.0850
Br21.95323.08492.71132.4982
Cl31.77113.08492.56142.3581
F41.34922.71132.56142.0044
H51.08502.49822.35812.0044

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.762 Br2 C1 F4 108.999
Br2 C1 H5 107.137 Cl3 C1 F4 109.604
Cl3 C1 H5 108.926 F4 C1 H5 110.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.123      
2 Br -0.076      
3 Cl 0.012      
4 F -0.246      
5 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.033 0.099 1.286 1.290
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.511 0.235 1.150
y 0.235 -42.603 1.276
z 1.150 1.276 -39.992
Traceless
 xyz
x -0.213 0.235 1.150
y 0.235 -1.852 1.276
z 1.150 1.276 2.065
Polar
3z2-r24.130
x2-y21.092
xy0.235
xz1.150
yz1.276


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.579 -0.295 0.051
y -0.295 4.877 0.293
z 0.051 0.293 4.022


<r2> (average value of r2) Å2
<r2> 181.095
(<r2>)1/2 13.457