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

using model chemistry: PBEPBE/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-2811.982703
Energy at 298.15K 
HF Energy-2811.982703
Nuclear repulsion energy255.710307
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/6-311+G(3df,2p)
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' 3044 3019 7.23 91.81 0.23 0.37
2 A' 1233 1223 56.16 3.54 0.14 0.24
3 A' 1061 1053 263.85 0.72 0.71 0.83
4 A' 677 672 125.95 12.66 0.11 0.20
5 A' 560 555 5.24 2.62 0.17 0.29
6 A' 305 302 0.93 5.72 0.23 0.38
7 A" 1305 1294 5.68 2.97 0.75 0.86
8 A" 1075 1066 216.71 1.67 0.75 0.86
9 A" 300 298 0.08 1.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4779.5 cm-1
Scaled (by 0.9918) Zero Point Vibrational Energy (zpe) 4740.3 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 PBEPBE/6-311+G(3df,2p)
ABC
0.33468 0.09398 0.07661

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.427 -0.924 0.000
H2 -1.522 -0.987 0.000
Br3 0.077 0.972 0.000
F4 0.077 -1.528 1.095
F5 0.077 -1.528 -1.095

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09681.96231.34801.3480
H21.09682.52932.01222.0122
Br31.96232.52932.72922.7292
F41.34802.01222.72922.1893
F51.34802.01222.72922.1893

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 108.187 H2 C1 F4 110.357
H2 C1 F5 110.357 Br3 C1 F4 109.671
Br3 C1 F5 109.671 F4 C1 F5 108.589
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.508      
2 H 0.159      
3 Br -0.090      
4 F -0.289      
5 F -0.289      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.339 -0.079 0.000 1.341
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.555 2.109 0.000
y 2.109 -34.420 0.000
z 0.000 0.000 -36.217
Traceless
 xyz
x 2.764 2.109 0.000
y 2.109 -0.034 0.000
z 0.000 0.000 -2.730
Polar
3z2-r2-5.459
x2-y21.865
xy2.109
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.068 0.365 0.000
y 0.365 7.283 0.000
z 0.000 0.000 5.288


<r2> (average value of r2) Å2
<r2> 127.980
(<r2>)1/2 11.313