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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

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

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/6-31+G**
 hartrees
Energy at 0K-2710.393464
Energy at 298.15K-2710.398918
HF Energy-2710.393464
Nuclear repulsion energy165.403392
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/6-31+G**
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' 3131 2991 13.79      
2 A' 1495 1428 0.21      
3 A' 1352 1291 55.64      
4 A' 1105 1056 204.69      
5 A' 657 628 71.98      
6 A' 317 303 0.55      
7 A" 3220 3076 2.47      
8 A" 1253 1197 2.78      
9 A" 958 915 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 6743.6 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 6442.1 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 PBE1PBE/6-31+G**
ABC
1.34264 0.12533 0.11728

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.515 -1.108 0.000
F2 -0.586 -1.909 0.000
Br3 0.000 0.754 0.000
H4 1.090 -1.288 0.908
H5 1.090 -1.288 -0.908

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36191.93191.08971.0897
F21.36192.72682.00482.0048
Br31.93192.72682.48642.4864
H41.08972.00482.48641.8167
H51.08972.00482.48641.8167

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.567 F2 C1 H4 109.215
F2 C1 H5 109.215 Br3 C1 H4 107.448
Br3 C1 H5 107.448 H4 C1 H5 112.927
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.027      
2 F -0.239      
3 Br -0.120      
4 H 0.193      
5 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.811 -0.586 0.000 1.904
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.518 -3.530 0.000
y -3.530 -30.294 0.000
z 0.000 0.000 -29.420
Traceless
 xyz
x 0.339 -3.530 0.000
y -3.530 -0.825 0.000
z 0.000 0.000 0.486
Polar
3z2-r20.972
x2-y20.776
xy-3.530
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.109 -0.341 0.000
y -0.341 6.108 0.000
z 0.000 0.000 3.882


<r2> (average value of r2) Å2
<r2> 90.668
(<r2>)1/2 9.522