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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-2809.625095
Energy at 298.15K 
HF Energy-2809.625095
Nuclear repulsion energy257.849365
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 PBEPBEultrafine/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' 3024 2993 18.87 79.92 0.26 0.41
2 A' 1247 1234 67.92 3.05 0.58 0.73
3 A' 1095 1084 218.04 0.81 0.24 0.39
4 A' 687 680 112.04 9.07 0.17 0.29
5 A' 567 561 6.23 2.40 0.21 0.35
6 A' 310 307 0.95 4.81 0.26 0.41
7 A" 1334 1320 14.08 4.01 0.75 0.86
8 A" 1128 1117 169.71 1.47 0.75 0.86
9 A" 304 301 0.19 1.42 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4848.0 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 4798.0 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 PBEPBEultrafine/6-31G(2df,p)
ABC
0.33549 0.09624 0.07815

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.427 -0.915 0.000
H2 -1.527 -0.978 0.000
Br3 0.077 0.961 0.000
F4 0.077 -1.509 1.093
F5 0.077 -1.509 -1.093

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.10211.94191.34231.3423
H21.10212.51662.01262.0126
Br31.94192.51662.70022.7002
F41.34232.01262.70022.1860
F51.34232.01262.70022.1860

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 108.354 H2 C1 F4 110.466
H2 C1 F5 110.466 Br3 C1 F4 109.246
Br3 C1 F5 109.246 F4 C1 F5 109.038
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.068      
2 H 0.143      
3 Br -0.028      
4 F -0.024      
5 F -0.024      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.162 -0.419 0.000 1.235
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.735 1.790 0.000
y 1.790 -33.167 0.000
z 0.000 0.000 -34.784
Traceless
 xyz
x 2.241 1.790 0.000
y 1.790 0.093 0.000
z 0.000 0.000 -2.334
Polar
3z2-r2-4.668
x2-y21.432
xy1.790
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.379 0.422 0.000
y 0.422 6.342 0.000
z 0.000 0.000 4.437


<r2> (average value of r2) Å2
<r2> 125.235
(<r2>)1/2 11.191