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All results from a given calculation for KBr (Potassium Bromide)

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-3171.165031
Energy at 298.15K-3171.168543
Nuclear repulsion energy124.034471
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 HSEh1PBE/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 230 219 29.86      

Unscaled Zero Point Vibrational Energy (zpe) 114.9 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 109.2 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 HSEh1PBE/6-31G*
B
0.08029

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
K1 0.000 0.000 -1.839
Br2 0.000 0.000 0.998

Atom - Atom Distances (Å)
  K1 Br2
K12.8371
Br22.8371

picture of Potassium Bromide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 K 0.699      
2 Br -0.699      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -10.447 10.447
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.335 0.000 0.000
y 0.000 -31.335 0.000
z 0.000 0.000 -19.528
Traceless
 xyz
x -5.903 0.000 0.000
y 0.000 -5.903 0.000
z 0.000 0.000 11.806
Polar
3z2-r223.613
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.413 0.000 0.000
y 0.000 4.413 0.000
z 0.000 0.000 8.034


<r2> (average value of r2) Å2
<r2> 116.239
(<r2>)1/2 10.781