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

using model chemistry: HF/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 HF/6-311+G(3df,2p)
 hartrees
Energy at 0K-2809.780083
Energy at 298.15K 
HF Energy-2809.780083
Nuclear repulsion energy261.348742
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 HF/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' 3318 3014 10.09 78.76 0.22 0.36
2 A' 1434 1303 111.22 4.97 0.11 0.20
3 A' 1238 1124 320.10 2.17 0.66 0.79
4 A' 780 708 139.88 18.13 0.17 0.29
5 A' 642 584 7.52 1.96 0.17 0.29
6 A' 354 322 0.07 5.54 0.25 0.40
7 A" 1517 1379 18.95 2.19 0.75 0.86
8 A" 1288 1171 222.40 1.86 0.75 0.86
9 A" 345 313 0.28 0.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5458.0 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 4959.1 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 HF/6-311+G(3df,2p)
ABC
0.35459 0.09760 0.07990

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.418 -0.911 0.000
H2 -1.491 -0.978 0.000
Br3 0.076 0.954 0.000
F4 0.076 -1.498 1.063
F5 0.076 -1.498 -1.063

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.07491.92981.31051.3105
H21.07492.48761.96321.9632
Br31.92982.48762.67272.6727
F41.31051.96322.67272.1252
F51.31051.96322.67272.1252

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 108.386 H2 C1 F4 110.388
H2 C1 F5 110.388 Br3 C1 F4 109.661
Br3 C1 F5 109.661 F4 C1 F5 108.350
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.823      
2 H 0.155      
3 Br -0.133      
4 F -0.423      
5 F -0.423      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.532 -0.055 0.000 1.533
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.172 2.341 0.000
y 2.341 -34.561 0.000
z 0.000 0.000 -36.348
Traceless
 xyz
x 3.282 2.341 0.000
y 2.341 -0.301 0.000
z 0.000 0.000 -2.981
Polar
3z2-r2-5.962
x2-y22.389
xy2.341
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.507 0.359 0.000
y 0.359 6.249 0.000
z 0.000 0.000 4.564


<r2> (average value of r2) Å2
<r2> 123.572
(<r2>)1/2 11.116