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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: HF/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-2710.974872
Energy at 298.15K-2710.980419
HF Energy-2710.974872
Nuclear repulsion energy166.402190
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/cc-pVTZ
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' 3265 2972 22.73      
2 A' 1633 1486 0.32      
3 A' 1469 1337 76.85      
4 A' 1210 1101 224.17      
5 A' 695 633 83.64      
6 A' 340 310 0.52      
7 A" 3348 3047 6.71      
8 A" 1370 1247 4.87      
9 A" 1031 938 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 7180.7 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 6535.2 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/cc-pVTZ
ABC
1.37389 0.12669 0.11862

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.508 -1.117 0.000
F2 -0.578 -1.891 0.000
Br3 0.000 0.752 0.000
H4 1.079 -1.290 0.894
H5 1.079 -1.290 -0.894

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.33421.93651.07451.0745
F21.33422.70541.97671.9767
Br31.93652.70542.47592.4759
H41.07451.97672.47591.7876
H51.07451.97672.47591.7876

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.259 F2 C1 H4 109.837
F2 C1 H5 109.837 Br3 C1 H4 107.126
Br3 C1 H5 107.126 H4 C1 H5 112.581
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.217      
2 F -0.238      
3 Br -0.163      
4 H 0.092      
5 H 0.092      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.836 -0.818 0.000 2.010
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.371 -3.433 0.000
y -3.433 -30.146 0.000
z 0.000 0.000 -29.225
Traceless
 xyz
x 0.314 -3.433 0.000
y -3.433 -0.848 0.000
z 0.000 0.000 0.533
Polar
3z2-r21.067
x2-y20.775
xy-3.433
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.754 -0.481 0.000
y -0.481 5.853 0.000
z 0.000 0.000 3.543


<r2> (average value of r2) Å2
<r2> 89.740
(<r2>)1/2 9.473