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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-3157.921895
Energy at 298.15K-3157.926447
HF Energy-3157.921895
Nuclear repulsion energy317.465237
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 B3LYP/3-21G*
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 3171 3051 6.05 79.02 0.28 0.44
2 A 1337 1286 14.17 8.14 0.75 0.86
3 A 1254 1207 64.32 6.33 0.73 0.85
4 A 1095 1053 126.60 1.57 0.64 0.78
5 A 688 662 234.82 5.57 0.60 0.75
6 A 651 626 41.24 10.90 0.12 0.22
7 A 389 374 2.42 6.12 0.28 0.44
8 A 292 281 0.04 3.31 0.64 0.78
9 A 220 212 0.13 5.54 0.53 0.69

Unscaled Zero Point Vibrational Energy (zpe) 4548.8 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 4375.9 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 B3LYP/3-21G*
ABC
0.20393 0.06615 0.05160

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.564 0.477 0.424
Br2 -1.211 -0.189 -0.030
Cl3 1.838 -0.705 -0.069
F4 0.793 1.686 -0.205
H5 0.610 0.577 1.504

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.94961.80621.38101.0857
Br21.94963.09212.74992.5010
Cl31.80623.09212.61242.3714
F41.38102.74992.61242.0450
H51.08572.50102.37142.0450

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 110.769 Br2 C1 F4 110.136
Br2 C1 H5 107.533 Cl3 C1 F4 109.375
Cl3 C1 H5 107.546 F4 C1 H5 111.446
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.038      
2 Br 0.000      
3 Cl 0.007      
4 F -0.247      
5 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.399 -0.004 1.383 1.439
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.359 0.329 1.252
y 0.329 -42.751 1.389
z 1.252 1.389 -39.687
Traceless
 xyz
x -0.140 0.329 1.252
y 0.329 -2.228 1.389
z 1.252 1.389 2.368
Polar
3z2-r24.735
x2-y21.392
xy0.329
xz1.252
yz1.389


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.220 -0.322 0.048
y -0.322 4.539 0.288
z 0.048 0.288 3.550


<r2> (average value of r2) Å2
<r2> 183.246
(<r2>)1/2 13.537