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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-5286.848101
Energy at 298.15K 
HF Energy-5286.848101
Nuclear repulsion energy469.463417
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 BLYP/6-311G**
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' 3081 3069 2.32 80.62 0.26 0.42
2 A' 1275 1270 16.25 6.43 0.70 0.83
3 A' 1035 1031 204.19 0.85 0.70 0.82
4 A' 576 574 28.06 10.79 0.14 0.24
5 A' 331 329 1.02 6.98 0.19 0.32
6 A' 155 155 0.02 6.35 0.48 0.65
7 A" 1131 1126 95.69 2.83 0.75 0.86
8 A" 612 610 249.16 3.57 0.75 0.86
9 A" 273 272 2.84 3.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4234.6 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 4218.1 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 BLYP/6-311G**
ABC
0.17784 0.03852 0.03232

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.804 0.000
H2 -1.025 1.386 0.000
F3 0.980 1.625 0.000
Br4 -0.103 -0.298 1.655
Br5 -0.103 -0.298 -1.655

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.09101.35851.98811.9881
H21.09102.01982.53482.5348
F31.35852.01982.75792.7579
Br41.98812.53482.75793.3096
Br51.98812.53482.75793.3096

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.614 H2 C1 Br4 107.198
H2 C1 Br5 107.198 F3 C1 Br4 109.553
F3 C1 Br5 109.553 Br4 C1 Br5 112.682
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.048      
2 H 0.193      
3 F -0.152      
4 Br 0.003      
5 Br 0.003      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.104 0.567 0.000 1.241
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.112 -1.936 0.000
y -1.936 -46.902 0.000
z 0.000 0.000 -47.352
Traceless
 xyz
x -0.984 -1.936 0.000
y -1.936 0.830 0.000
z 0.000 0.000 0.154
Polar
3z2-r20.309
x2-y2-1.210
xy-1.936
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.281 0.240 0.000
y 0.240 5.728 0.000
z 0.000 0.000 10.034


<r2> (average value of r2) Å2
<r2> 267.578
(<r2>)1/2 16.358