return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: wB97X-D/aug-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 wB97X-D/aug-cc-pVDZ
 hartrees
Energy at 0K-2713.306687
Energy at 298.15K-2713.312139
HF Energy-2713.306687
Nuclear repulsion energy164.940785
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 wB97X-D/aug-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' 3115 2982 14.10      
2 A' 1462 1400 0.84      
3 A' 1327 1271 38.92      
4 A' 1079 1033 194.52      
5 A' 662 634 68.56      
6 A' 316 302 0.52      
7 A" 3209 3072 1.97      
8 A" 1242 1189 2.54      
9 A" 935 895 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 6673.7 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 6388.8 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 wB97X-D/aug-cc-pVDZ
ABC
1.32693 0.12486 0.11678

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.519 -1.112 0.000
F2 -0.589 -1.911 0.000
Br3 0.000 0.756 0.000
H4 1.093 -1.293 0.913
H5 1.093 -1.293 -0.913

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36621.93881.09401.0940
F21.36622.73102.01142.0114
Br31.93882.73102.49592.4959
H41.09402.01142.49591.8270
H51.09402.01142.49591.8270

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 110.246 F2 C1 H4 109.191
F2 C1 H5 109.191 Br3 C1 H4 107.474
Br3 C1 H5 107.474 H4 C1 H5 113.230
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.425      
2 F -0.368      
3 Br 0.200      
4 H -0.129      
5 H -0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.719 -0.638 0.000 1.834
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.482 -3.439 0.000
y -3.439 -30.141 0.000
z 0.000 0.000 -29.317
Traceless
 xyz
x 0.247 -3.439 0.000
y -3.439 -0.741 0.000
z 0.000 0.000 0.495
Polar
3z2-r20.990
x2-y20.659
xy-3.439
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.847 -0.309 0.000
y -0.309 6.727 0.000
z 0.000 0.000 4.580


<r2> (average value of r2) Å2
<r2> 90.943
(<r2>)1/2 9.536