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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: TPSSh/TZVP

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/TZVP
 hartrees
Energy at 0K-5286.722221
Energy at 298.15K 
HF Energy-5286.722221
Nuclear repulsion energy477.855102
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/TZVP
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' 3164 3049 0.46 82.21 0.25 0.40
2 A' 1319 1271 17.66 4.86 0.74 0.85
3 A' 1078 1039 220.15 1.29 0.72 0.84
4 A' 608 586 28.75 10.21 0.13 0.23
5 A' 350 338 0.66 5.44 0.23 0.37
6 A' 162 157 0.00 5.31 0.51 0.67
7 A" 1177 1135 98.57 1.78 0.75 0.86
8 A" 672 648 234.61 6.16 0.75 0.86
9 A" 288 278 0.42 3.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4409.7 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 4249.6 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/TZVP
ABC
0.18149 0.04017 0.03360

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.102 0.793 0.000
H2 -1.013 1.380 0.000
F3 0.973 1.607 0.000
Br4 -0.102 -0.294 1.620
Br5 -0.102 -0.294 -1.620

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08441.34891.95111.9511
H21.08441.99982.50212.5021
F31.34891.99982.71972.7197
Br41.95112.50212.71973.2402
Br51.95112.50212.71973.2402

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.063 H2 C1 Br4 107.572
H2 C1 Br5 107.572 F3 C1 Br4 109.657
F3 C1 Br5 109.657 Br4 C1 Br5 112.269
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.094      
2 H 0.166      
3 F -0.134      
4 Br -0.063      
5 Br -0.063      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.176 0.450 0.000 1.260
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 4.737 0.223 0.000
y 0.223 6.057 0.000
z 0.000 0.000 9.942


<r2> (average value of r2) Å2
<r2> 258.557
(<r2>)1/2 16.080