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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-5286.778120
Energy at 298.15K 
HF Energy-5286.778120
Nuclear repulsion energy479.836084
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 B3PW91/6-311G*
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' 3176 3057 3.03      
2 A' 1341 1291 20.20      
3 A' 1115 1074 210.88      
4 A' 623 600 26.69      
5 A' 359 346 0.60      
6 A' 169 162 0.00      
7 A" 1208 1163 100.20      
8 A" 695 669 230.82      
9 A" 298 287 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 4491.5 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 4324.0 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 B3PW91/6-311G*
ABC
0.18404 0.04042 0.03385

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.101 0.787 0.000
H2 -1.012 1.378 0.000
F3 0.968 1.595 0.000
Br4 -0.101 -0.292 1.615
Br5 -0.101 -0.292 -1.615

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08581.34001.94271.9427
H21.08581.99172.49582.4958
F31.34001.99172.70432.7043
Br41.94272.49582.70433.2304
Br51.94272.49582.70433.2304

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.939 H2 C1 Br4 107.608
H2 C1 Br5 107.608 F3 C1 Br4 109.570
F3 C1 Br5 109.570 Br4 C1 Br5 112.494
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.172      
2 H 0.294      
3 F -0.169      
4 Br 0.024      
5 Br 0.024      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.178 0.495 0.000 1.277
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.724 -2.077 0.000
y -2.077 -46.556 0.000
z 0.000 0.000 -46.821
Traceless
 xyz
x -1.035 -2.077 0.000
y -2.077 0.717 0.000
z 0.000 0.000 0.318
Polar
3z2-r20.637
x2-y2-1.168
xy-2.077
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.133 0.191 0.000
y 0.191 5.436 0.000
z 0.000 0.000 9.213


<r2> (average value of r2) Å2
<r2> 256.722
(<r2>)1/2 16.023