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All results from a given calculation for KOH (Potassium hydroxide)

using model chemistry: B1B95/6-31G*

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 B1B95/6-31G*
 hartrees
Energy at 0K-675.750264
Energy at 298.15K-675.751759
HF Energy-675.750264
Nuclear repulsion energy43.896707
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 B1B95/6-31G*
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 3884 3687 6.05      
2 Σ 497 472 58.16      
3 Π 309 294 75.81      
3 Π 309 294 75.81      

Unscaled Zero Point Vibrational Energy (zpe) 2500.1 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 2373.3 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 B1B95/6-31G*
B
0.27205

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
K1 0.000 0.000 0.746
O2 0.000 0.000 -1.469
H3 0.000 0.000 -2.428

Atom - Atom Distances (Å)
  K1 O2 H3
K12.21503.1739
O22.21500.9590
H33.17390.9590

picture of Potassium hydroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
K1 O2 H3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 K 0.668      
2 O -0.990      
3 H 0.322      


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 6.485 6.485
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.684 0.000 0.000
y 0.000 -18.684 0.000
z 0.000 0.000 -17.212
Traceless
 xyz
x -0.736 0.000 0.000
y 0.000 -0.736 0.000
z 0.000 0.000 1.472
Polar
3z2-r22.943
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 3.721 0.000 0.000
y 0.000 3.721 0.000
z 0.000 0.000 4.897


<r2> (average value of r2) Å2
<r2> 45.095
(<r2>)1/2 6.715