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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: B2PLYP/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 B2PLYP/cc-pVTZ
 hartrees
Energy at 0K-2812.144073
Energy at 298.15K-2812.149038
HF Energy-2811.857608
Nuclear repulsion energy257.751275
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/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' 3164 3036 11.69      
2 A' 1310 1257 84.60      
3 A' 1118 1073 271.81      
4 A' 714 685 123.79      
5 A' 584 560 6.19      
6 A' 320 307 0.41      
7 A" 1385 1329 12.26      
8 A" 1149 1102 212.36      
9 A" 314 301 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 5029.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 4825.1 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 B2PLYP/cc-pVTZ
ABC
0.33992 0.09549 0.07783

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.420 -0.924 0.000
H2 -1.504 -0.984 0.000
Br3 0.076 0.968 0.000
F4 0.076 -1.519 1.087
F5 0.076 -1.519 -1.087

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08541.95551.33511.3351
H21.08542.51121.99081.9908
Br31.95552.51122.71452.7145
F41.33511.99082.71452.1744
F51.33511.99082.71452.1744

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 107.888 H2 C1 F4 110.233
H2 C1 F5 110.233 Br3 C1 F4 109.720
Br3 C1 F5 109.720 F4 C1 F5 109.035
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.331      
2 H 0.080      
3 Br -0.099      
4 F -0.156      
5 F -0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.392 -0.061 0.000 1.393
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.287 2.038 0.000
y 2.038 -34.217 0.000
z 0.000 0.000 -35.942
Traceless
 xyz
x 2.793 2.038 0.000
y 2.038 -0.103 0.000
z 0.000 0.000 -2.690
Polar
3z2-r2-5.380
x2-y21.930
xy2.038
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.843 0.458 0.000
y 0.458 6.161 0.000
z 0.000 0.000 3.927


<r2> (average value of r2) Å2
<r2> 126.146
(<r2>)1/2 11.231