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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-2712.757300
Energy at 298.15K-2712.762672
HF Energy-2712.757300
Nuclear repulsion energy163.112472
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 PBEPBEultrafine/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 3002 13.29      
2 A' 1396 1388 0.63      
3 A' 1253 1245 28.87      
4 A' 1018 1012 189.57      
5 A' 615 611 71.55      
6 A' 297 295 0.30      
7 A" 3116 3097 2.42      
8 A" 1177 1170 1.75      
9 A" 897 892 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 6393.9 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 6354.9 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 PBEPBEultrafine/aug-cc-pVDZ
ABC
1.30438 0.12190 0.11408

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.524 -1.125 0.000
F2 -0.594 -1.935 0.000
Br3 0.000 0.765 0.000
H4 1.100 -1.301 0.924
H5 1.100 -1.301 -0.924

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.38111.96101.10261.1026
F21.38112.76442.03102.0310
Br31.96102.76442.51622.5162
H41.10262.03102.51621.8477
H51.10262.03102.51621.8477

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 110.408 F2 C1 H4 109.202
F2 C1 H5 109.202 Br3 C1 H4 107.073
Br3 C1 H5 107.073 H4 C1 H5 113.836
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.493      
2 F -0.330      
3 Br 0.184      
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 -0.629 0.000 1.740
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.732 -3.264 0.000
y -3.264 -30.302 0.000
z 0.000 0.000 -29.603
Traceless
 xyz
x 0.220 -3.264 0.000
y -3.264 -0.634 0.000
z 0.000 0.000 0.413
Polar
3z2-r20.827
x2-y20.569
xy-3.264
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.102 -0.284 0.000
y -0.284 7.191 0.000
z 0.000 0.000 4.810


<r2> (average value of r2) Å2
<r2> 92.764
(<r2>)1/2 9.631