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

using model chemistry: PBEPBE/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 PBEPBE/STO-3G
 hartrees
Energy at 0K-2682.631694
Energy at 298.15K-2682.637037
HF Energy-2682.631694
Nuclear repulsion energy160.280102
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 PBEPBE/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' 3131 2861 14.43      
2 A' 1595 1457 0.17      
3 A' 1381 1262 48.33      
4 A' 1192 1089 65.77      
5 A' 665 607 36.50      
6 A' 320 292 1.69      
7 A" 3233 2953 14.16      
8 A" 1264 1154 2.62      
9 A" 958 875 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 6868.7 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 6275.2 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 PBEPBE/STO-3G
ABC
1.32345 0.11612 0.10908

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.507 -1.137 0.000
F2 -0.591 -1.994 0.000
Br3 0.000 0.782 0.000
H4 1.142 -1.300 0.915
H5 1.142 -1.300 -0.915

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.39301.98501.12591.1259
F21.39302.83882.07912.0791
Br31.98502.83882.54512.5451
H41.12592.07912.54511.8305
H51.12592.07912.54511.8305

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 113.197 F2 C1 H4 110.818
F2 C1 H5 110.818 Br3 C1 H4 106.503
Br3 C1 H5 106.503 H4 C1 H5 108.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.091      
2 F -0.042      
3 Br -0.053      
4 H 0.094      
5 H 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.902 -1.218 0.000 1.516
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.225 -1.411 0.000
y -1.411 -26.447 0.000
z 0.000 0.000 -26.367
Traceless
 xyz
x 0.182 -1.411 0.000
y -1.411 -0.151 0.000
z 0.000 0.000 -0.031
Polar
3z2-r2-0.063
x2-y20.222
xy-1.411
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.205 -0.253 0.000
y -0.253 3.338 0.000
z 0.000 0.000 0.924


<r2> (average value of r2) Å2
<r2> 93.775
(<r2>)1/2 9.684