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

using model chemistry: TPSSh/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/STO-3G
 hartrees
Energy at 0K-2781.031667
Energy at 298.15K 
HF Energy-2781.031667
Nuclear repulsion energy248.069222
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 TPSSh/STO-3G
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' 3155 3155 22.78 47.98 0.39 0.56
2 A' 1319 1319 91.34 7.09 0.72 0.84
3 A' 1156 1156 97.78 2.33 0.38 0.55
4 A' 701 701 68.53 10.07 0.30 0.46
5 A' 535 535 8.79 2.21 0.40 0.57
6 A' 317 317 0.82 4.17 0.44 0.61
7 A" 1425 1425 48.25 5.03 0.75 0.86
8 A" 1212 1212 60.40 4.33 0.75 0.86
9 A" 298 298 1.79 2.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5058.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5058.5 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 TPSSh/STO-3G
ABC
0.31399 0.08840 0.07189

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.425 -0.945 0.000
H2 -1.557 -0.982 0.000
Br3 0.077 1.002 0.000
F4 0.077 -1.580 1.133
F5 0.077 -1.580 -1.133

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.13322.01081.39221.3922
H21.13322.57142.07662.0766
Br32.01082.57142.81952.8195
F41.39222.07662.81952.2654
F51.39222.07662.81952.2654

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 106.372 H2 C1 F4 110.206
H2 C1 F5 110.206 Br3 C1 F4 110.574
Br3 C1 F5 110.574 F4 C1 F5 108.894
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.103      
2 H 0.086      
3 Br -0.067      
4 F -0.060      
5 F -0.060      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.911 -1.113 0.000 1.438
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.110 0.423 0.000
y 0.423 3.566 0.000
z 0.000 0.000 1.342


<r2> (average value of r2) Å2
<r2> 132.170
(<r2>)1/2 11.497