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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-3137.790888
Energy at 298.15K-3137.795353
HF Energy-3137.790888
Nuclear repulsion energy310.929186
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/STO-3G
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 3261 2910 3.43 43.11 0.39 0.56
2 A 1384 1235 51.52 5.16 0.74 0.85
3 A 1261 1126 58.95 7.40 0.75 0.86
4 A 1235 1102 73.53 2.89 0.74 0.85
5 A 779 695 162.71 7.97 0.57 0.73
6 A 681 608 31.42 9.64 0.12 0.22
7 A 413 369 5.41 4.75 0.30 0.47
8 A 318 283 0.13 2.80 0.73 0.84
9 A 213 190 1.59 4.68 0.60 0.75

Unscaled Zero Point Vibrational Energy (zpe) 4772.5 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 4259.0 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/STO-3G
ABC
0.19671 0.06294 0.04917

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.534 0.515 0.411
Br2 -1.235 -0.206 -0.030
Cl3 1.910 -0.704 -0.065
F4 0.771 1.719 -0.206
H5 0.621 0.604 1.526

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.96001.89901.37401.1220
Br21.96003.18412.78582.5540
Cl31.89903.18412.68092.4299
F41.37402.78582.68092.0654
H51.12202.55402.42992.0654

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.192 Br2 C1 F4 112.157
Br2 C1 H5 108.874 Cl3 C1 F4 108.933
Cl3 C1 H5 104.120 F4 C1 H5 111.285
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.034      
2 Br 0.039      
3 Cl -0.167      
4 F -0.029      
5 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.901 1.384 1.112 1.991
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.955 1.651 0.823
y 1.651 -38.187 0.735
z 0.823 0.735 -36.580
Traceless
 xyz
x -3.572 1.651 0.823
y 1.651 0.581 0.735
z 0.823 0.735 2.991
Polar
3z2-r25.982
x2-y2-2.769
xy1.651
xz0.823
yz0.735


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.525 -0.188 0.081
y -0.188 2.275 0.254
z 0.081 0.254 1.136


<r2> (average value of r2) Å2
<r2> 189.209
(<r2>)1/2 13.755