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

using model chemistry: BLYP/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-2710.992697
Energy at 298.15K-2710.998065
HF Energy-2710.992697
Nuclear repulsion energy163.496356
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/6-31G(2df,p)
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' 2993 2977 19.15      
2 A' 1464 1456 0.27      
3 A' 1295 1288 46.11      
4 A' 1059 1053 153.71      
5 A' 593 590 64.27      
6 A' 294 292 0.47      
7 A" 3068 3052 11.84      
8 A" 1210 1203 2.41      
9 A" 918 913 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6446.9 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 6411.4 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 BLYP/6-31G(2df,p)
ABC
1.31539 0.12249 0.11462

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.519 -1.133 0.000
F2 -0.592 -1.925 0.000
Br3 0.000 0.764 0.000
H4 1.106 -1.302 0.913
H5 1.106 -1.302 -0.913

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36421.96661.09801.0980
F21.36422.75362.02552.0255
Br31.96662.75362.51432.5143
H41.09802.02552.51431.8254
H51.09802.02552.51431.8254

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 110.205 F2 C1 H4 110.228
F2 C1 H5 110.228 Br3 C1 H4 106.805
Br3 C1 H5 106.805 H4 C1 H5 112.451
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.191      
2 F -0.058      
3 Br -0.032      
4 H 0.140      
5 H 0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.393 -0.869 0.000 1.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.859 -2.794 0.000
y -2.794 -29.212 0.000
z 0.000 0.000 -28.836
Traceless
 xyz
x 0.165 -2.794 0.000
y -2.794 -0.365 0.000
z 0.000 0.000 0.200
Polar
3z2-r20.400
x2-y20.354
xy-2.794
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.327 -0.365 0.000
y -0.365 6.285 0.000
z 0.000 0.000 4.147


<r2> (average value of r2) Å2
<r2> 91.849
(<r2>)1/2 9.584