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

using model chemistry: PBEPBE/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 PBEPBE/aug-cc-pVDZ
 hartrees
Energy at 0K-2712.757302
Energy at 298.15K-2712.762672
HF Energy-2712.757302
Nuclear repulsion energy163.131582
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/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' 3021 3003 13.30      
2 A' 1396 1387 0.64      
3 A' 1253 1245 28.73      
4 A' 1016 1010 189.40      
5 A' 613 609 71.96      
6 A' 296 294 0.30      
7 A" 3116 3097 2.43      
8 A" 1177 1170 1.76      
9 A" 897 891 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 6392.0 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 6353.0 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/aug-cc-pVDZ
ABC
1.30582 0.12189 0.11408

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.524 -1.124 0.000
F2 -0.594 -1.936 0.000
Br3 0.000 0.765 0.000
H4 1.100 -1.300 0.924
H5 1.100 -1.300 -0.924

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.38151.96001.10261.1026
F21.38152.76492.03092.0309
Br31.96002.76492.51522.5152
H41.10262.03092.51521.8476
H51.10262.03092.51521.8476

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 110.477 F2 C1 H4 109.169
F2 C1 H5 109.169 Br3 C1 H4 107.075
Br3 C1 H5 107.075 H4 C1 H5 113.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.493      
2 F -0.330      
3 Br 0.185      
4 H -0.174      
5 H -0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.622 -0.622 0.000 1.737
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.733 -3.262 0.000
y -3.262 -30.311 0.000
z 0.000 0.000 -29.602
Traceless
 xyz
x 0.224 -3.262 0.000
y -3.262 -0.644 0.000
z 0.000 0.000 0.420
Polar
3z2-r20.840
x2-y20.579
xy-3.262
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.099 -0.283 0.000
y -0.283 7.189 0.000
z 0.000 0.000 4.809


<r2> (average value of r2) Å2
<r2> 92.761
(<r2>)1/2 9.631