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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: PBE1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31G**
 hartrees
Energy at 0K-2809.518562
Energy at 298.15K 
HF Energy-2809.518562
Nuclear repulsion energy258.389206
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3183 3034 20.70 82.65 0.26 0.41
2 A' 1317 1255 107.54 3.69 0.68 0.81
3 A' 1162 1108 261.65 1.40 0.38 0.55
4 A' 716 683 121.39 11.03 0.25 0.40
5 A' 583 556 7.83 1.83 0.35 0.52
6 A' 318 303 0.55 4.71 0.33 0.49
7 A" 1410 1343 36.10 4.43 0.75 0.86
8 A" 1213 1156 183.98 2.46 0.75 0.86
9 A" 315 300 0.44 1.74 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5108.5 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 4869.0 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 PBE1PBE/6-31G**
ABC
0.34048 0.09616 0.07831

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.424 -0.918 0.000
H2 -1.513 -0.974 0.000
Br3 0.077 0.961 0.000
F4 0.077 -1.509 1.085
F5 0.077 -1.509 -1.085

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09011.94491.33331.3333
H21.09012.50441.99751.9975
Br31.94492.50442.69822.6982
F41.33331.99752.69822.1702
F51.33331.99752.69822.1702

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 107.869 H2 C1 F4 110.626
H2 C1 F5 110.626 Br3 C1 F4 109.373
Br3 C1 F5 109.373 F4 C1 F5 108.952
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.394      
2 H 0.199      
3 Br -0.120      
4 F -0.236      
5 F -0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.343 -0.318 0.000 1.380
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.688 1.937 0.000
y 1.937 -33.170 0.000
z 0.000 0.000 -35.035
Traceless
 xyz
x 2.415 1.937 0.000
y 1.937 0.192 0.000
z 0.000 0.000 -2.607
Polar
3z2-r2-5.213
x2-y21.482
xy1.937
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.486 0.466 0.000
y 0.466 5.545 0.000
z 0.000 0.000 3.481


<r2> (average value of r2) Å2
<r2> 125.011
(<r2>)1/2 11.181