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

using model chemistry: wB97X-D/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/CEP-121G
 hartrees
Energy at 0K-44.378399
Energy at 298.15K-44.383801
HF Energy-44.378399
Nuclear repulsion energy37.892175
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 wB97X-D/CEP-121G
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' 3105 3105 29.67      
2 A' 1481 1481 0.06      
3 A' 1358 1358 60.57      
4 A' 1022 1022 184.81      
5 A' 622 622 75.14      
6 A' 295 295 1.21      
7 A" 3219 3219 13.64      
8 A" 1226 1226 3.79      
9 A" 936 936 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 6632.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6632.3 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 wB97X-D/CEP-121G
ABC
1.26216 0.11878 0.11096

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.542 -1.133 0.000
F2 -0.607 -1.964 0.000
Br3 0.000 0.775 0.000
H4 1.105 -1.316 0.913
H5 1.105 -1.316 -0.913

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.41771.98311.08811.0881
F21.41772.80492.04502.0450
Br31.98312.80492.53492.5349
H41.08812.04502.53491.8263
H51.08812.04502.53491.8263

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 110.021 F2 C1 H4 108.679
F2 C1 H5 108.679 Br3 C1 H4 107.659
Br3 C1 H5 107.659 H4 C1 H5 114.106
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.310      
2 F -0.225      
3 Br 0.095      
4 H 0.220      
5 H 0.220      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.390 -0.402 0.000 2.423
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.972 -4.205 0.000
y -4.205 -27.749 0.000
z 0.000 0.000 -25.749
Traceless
 xyz
x 0.777 -4.205 0.000
y -4.205 -1.888 0.000
z 0.000 0.000 1.111
Polar
3z2-r22.222
x2-y21.777
xy-4.205
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.431 -0.646 0.000
y -0.646 5.741 0.000
z 0.000 0.000 2.087


<r2> (average value of r2) Å2
<r2> 64.207
(<r2>)1/2 8.013