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

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-2712.863103
Energy at 298.15K-2712.868486
HF Energy-2712.863103
Nuclear repulsion energy163.491374
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 PBEPBE/cc-pVTZ
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' 3012 2991 16.46      
2 A' 1440 1430 0.33      
3 A' 1277 1268 35.91      
4 A' 1056 1049 185.32      
5 A' 608 604 68.80      
6 A' 297 295 0.42      
7 A" 3093 3072 6.09      
8 A" 1202 1194 2.06      
9 A" 906 900 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 6445.9 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 6401.4 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 PBEPBE/cc-pVTZ
ABC
1.33335 0.12197 0.11430

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.516 -1.129 0.000
F2 -0.587 -1.934 0.000
Br3 0.000 0.765 0.000
H4 1.096 -1.291 0.915
H5 1.096 -1.291 -0.915

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36541.96311.09501.0950
F21.36542.76202.02092.0209
Br31.96312.76202.50262.5026
H41.09502.02092.50261.8291
H51.09502.02092.50261.8291

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 110.874 F2 C1 H4 109.954
F2 C1 H5 109.954 Br3 C1 H4 106.344
Br3 C1 H5 106.344 H4 C1 H5 113.268
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.100      
2 F -0.157      
3 Br -0.114      
4 H 0.085      
5 H 0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.542 -0.752 0.000 1.715
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.345 -2.905 0.000
y -2.905 -29.811 0.000
z 0.000 0.000 -29.361
Traceless
 xyz
x 0.241 -2.905 0.000
y -2.905 -0.458 0.000
z 0.000 0.000 0.217
Polar
3z2-r20.434
x2-y20.466
xy-2.905
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.070 -0.436 0.000
y -0.436 6.471 0.000
z 0.000 0.000 3.831


<r2> (average value of r2) Å2
<r2> 92.324
(<r2>)1/2 9.609