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

using model chemistry: B2PLYP/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 B2PLYP/6-31G
 hartrees
Energy at 0K-2710.008868
Energy at 298.15K-2710.014230
HF Energy-2709.923807
Nuclear repulsion energy160.240945
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 B2PLYP/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' 3174 3174 14.61      
2 A' 1531 1531 0.86      
3 A' 1359 1359 56.29      
4 A' 1031 1031 139.77      
5 A' 592 592 69.89      
6 A' 286 286 1.05      
7 A" 3275 3275 8.42      
8 A" 1228 1228 2.37      
9 A" 937 937 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 6706.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6706.7 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 B2PLYP/6-31G
ABC
1.26166 0.11740 0.10974

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.541 -1.149 0.000
F2 -0.607 -1.973 0.000
Br3 0.000 0.779 0.000
H4 1.107 -1.315 0.910
H5 1.107 -1.315 -0.910

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.41322.00261.08481.0848
F21.41322.81852.04922.0492
Br32.00262.81852.53832.5383
H41.08482.04922.53831.8202
H51.08482.04922.53831.8202

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 110.004 F2 C1 H4 109.536
F2 C1 H5 109.536 Br3 C1 H4 106.804
Br3 C1 H5 106.804 H4 C1 H5 114.055
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.128      
2 F -0.318      
3 Br 0.029      
4 H 0.209      
5 H 0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.200 -0.518 0.000 2.260
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.256 -3.756 0.000
y -3.756 -31.045 0.000
z 0.000 0.000 -29.198
Traceless
 xyz
x 0.865 -3.756 0.000
y -3.756 -1.817 0.000
z 0.000 0.000 0.952
Polar
3z2-r21.904
x2-y21.788
xy-3.756
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.381 -0.595 0.000
y -0.595 5.427 0.000
z 0.000 0.000 2.066


<r2> (average value of r2) Å2
<r2> 95.486
(<r2>)1/2 9.772