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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: BLYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-5287.028878
Energy at 298.15K 
HF Energy-5287.028878
Nuclear repulsion energy471.456031
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 BLYP/aug-cc-pVTZ
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' 3081 3070 0.05 75.56 0.21 0.34
2 A' 1262 1258 9.01 4.79 0.38 0.55
3 A' 1004 1000 184.72 2.46 0.59 0.74
4 A' 578 576 25.80 14.24 0.05 0.10
5 A' 332 331 0.39 7.87 0.10 0.17
6 A' 156 155 0.04 4.10 0.33 0.50
7 A" 1131 1127 75.38 1.22 0.75 0.86
8 A" 618 616 220.35 3.50 0.75 0.86
9 A" 274 273 1.50 2.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4217.4 cm-1
Scaled (by 0.9966) Zero Point Vibrational Energy (zpe) 4203.1 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 BLYP/aug-cc-pVTZ
ABC
0.17827 0.03894 0.03264

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.799 0.000
H2 -1.017 1.390 0.000
F3 0.985 1.620 0.000
Br4 -0.103 -0.297 1.646
Br5 -0.103 -0.297 -1.646

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08851.36381.97701.9770
H21.08852.01602.52762.5276
F31.36382.01602.75112.7511
Br41.97702.52762.75113.2911
Br51.97702.52762.75113.2911

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.077 H2 C1 Br4 107.518
H2 C1 Br5 107.518 F3 C1 Br4 109.500
F3 C1 Br5 109.500 Br4 C1 Br5 112.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.077      
2 H 0.224      
3 F -0.335      
4 Br 0.017      
5 Br 0.017      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.032 0.424 0.000 1.116
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.610 -2.147 0.000
y -2.147 -47.445 0.000
z 0.000 0.000 -47.599
Traceless
 xyz
x -1.088 -2.147 0.000
y -2.147 0.659 0.000
z 0.000 0.000 0.428
Polar
3z2-r20.857
x2-y2-1.165
xy-2.147
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.545 0.290 0.000
y 0.290 8.446 0.000
z 0.000 0.000 12.396


<r2> (average value of r2) Å2
<r2> 265.599
(<r2>)1/2 16.297