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

using model chemistry: B2PLYP/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-2811.905226
Energy at 298.15K 
HF Energy-2811.697689
Nuclear repulsion energy256.673226
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-pVDZ
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' 3166 3032 20.06 92.48 0.24 0.39
2 A' 1292 1238 103.03 3.09 0.58 0.74
3 A' 1124 1076 283.29 1.72 0.50 0.66
4 A' 707 678 124.61 11.88 0.29 0.45
5 A' 581 556 7.14 2.24 0.36 0.53
6 A' 316 303 0.71 5.39 0.35 0.52
7 A" 1379 1320 29.80 4.66 0.75 0.86
8 A" 1170 1121 214.13 2.49 0.75 0.86
9 A" 313 300 0.47 2.32 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5024.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 4811.8 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-pVDZ
ABC
0.33740 0.09468 0.07720

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.426 -0.922 0.000
H2 -1.521 -0.981 0.000
Br3 0.077 0.969 0.000
F4 0.077 -1.522 1.090
F5 0.077 -1.522 -1.090

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09661.95651.34171.3417
H21.09662.52062.00812.0081
Br31.95652.52062.71862.7186
F41.34172.00812.71862.1801
F51.34172.00812.71862.1801

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 107.956 H2 C1 F4 110.487
H2 C1 F5 110.487 Br3 C1 F4 109.615
Br3 C1 F5 109.615 F4 C1 F5 108.671
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.351      
2 H 0.071      
3 Br -0.085      
4 F -0.169      
5 F -0.169      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.401 -0.144 0.000 1.408
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.977 1.958 0.000
y 1.958 -33.820 0.007
z 0.000 0.007 -35.558
Traceless
 xyz
x 2.712 1.958 0.000
y 1.958 -0.052 0.007
z 0.000 0.007 -2.660
Polar
3z2-r2-5.319
x2-y21.843
xy1.958
xz0.000
yz0.007


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.035 0.532 -0.000
y 0.532 5.448 0.001
z -0.000 0.001 3.051


<r2> (average value of r2) Å2
<r2> 126.794
(<r2>)1/2 11.260