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All results from a given calculation for HCl (Hydrogen chloride)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-15.526016
Energy at 298.15K 
HF Energy-15.526016
Nuclear repulsion energy2.851560
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 B3LYP/CEP-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 2926 2826 15.30 106.61 0.37 0.54

Unscaled Zero Point Vibrational Energy (zpe) 1463.2 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 1413.0 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 B3LYP/CEP-31G*
B
10.19806

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.072
H2 0.000 0.000 -1.227

Atom - Atom Distances (Å)
  Cl1 H2
Cl11.2990
H21.2990

picture of Hydrogen chloride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.244      
2 H 0.244      


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 -1.441 1.441
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.365 0.000 0.000
y 0.000 -13.365 0.000
z 0.000 0.000 -9.570
Traceless
 xyz
x -1.897 0.000 0.000
y 0.000 -1.897 0.000
z 0.000 0.000 3.795
Polar
3z2-r27.590
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 0.700 0.000 0.000
y 0.000 0.700 0.000
z 0.000 0.000 1.929


<r2> (average value of r2) Å2
<r2> 9.099
(<r2>)1/2 3.016