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

using model chemistry: PBEPBE/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-2710.462319
Energy at 298.15K-2710.467728
HF Energy-2710.462319
Nuclear repulsion energy165.187968
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/6-31G(2df,p)
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' 2996 2965 18.72      
2 A' 1455 1440 0.42      
3 A' 1291 1277 39.62      
4 A' 1091 1080 152.37      
5 A' 629 623 59.67      
6 A' 305 302 0.32      
7 A" 3070 3039 10.24      
8 A" 1209 1196 1.97      
9 A" 922 913 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6483.9 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 6417.1 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/6-31G(2df,p)
ABC
1.33218 0.12526 0.11716

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.513 -1.114 0.000
F2 -0.588 -1.907 0.000
Br3 0.000 0.755 0.000
H4 1.105 -1.285 0.912
H5 1.105 -1.285 -0.912

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.35671.93821.10061.1006
F21.35672.72562.02132.0213
Br31.93822.72562.49272.4927
H41.10062.02132.49271.8238
H51.10062.02132.49271.8238

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 110.384 F2 C1 H4 110.247
F2 C1 H5 110.247 Br3 C1 H4 106.981
Br3 C1 H5 106.981 H4 C1 H5 111.900
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.229      
2 F -0.062      
3 Br -0.031      
4 H 0.161      
5 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.361 -0.839 0.000 1.599
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.760 -2.709 0.000
y -2.709 -29.073 0.000
z 0.000 0.000 -28.777
Traceless
 xyz
x 0.165 -2.709 0.000
y -2.709 -0.305 0.000
z 0.000 0.000 0.139
Polar
3z2-r20.279
x2-y20.313
xy-2.709
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.342 -0.355 0.000
y -0.355 6.182 0.000
z 0.000 0.000 4.172


<r2> (average value of r2) Å2
<r2> 90.239
(<r2>)1/2 9.499