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

using model chemistry: B2PLYP/CEP-121G*

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 B2PLYP/CEP-121G*
 hartrees
Energy at 0K-15.469064
Energy at 298.15K-15.469120
HF Energy-15.422205
Nuclear repulsion energy2.864827
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 B2PLYP/CEP-121G*
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 2943 2943 17.83      

Unscaled Zero Point Vibrational Energy (zpe) 1471.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1471.3 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 B2PLYP/CEP-121G*
B
10.29318

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/CEP-121G*

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 -1.221

Atom - Atom Distances (Å)
  Cl1 H2
Cl11.2930
H21.2930

picture of Hydrogen chloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.261      
2 H 0.261      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.171 0.000 0.000
y 0.000 1.171 0.000
z 0.000 0.000 2.005


<r2> (average value of r2) Å2
<r2> 9.085
(<r2>)1/2 3.014