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

using model chemistry: PBEPBE/cc-pVTZ

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 PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-460.633579
Energy at 298.15K 
HF Energy-460.633579
Nuclear repulsion energy6.968152
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 PBEPBE/cc-pVTZ
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 2895 2875 31.81 82.07 0.32 0.49

Unscaled Zero Point Vibrational Energy (zpe) 1447.7 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 1437.7 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 PBEPBE/cc-pVTZ
B
10.32491

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

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 -1.219

Atom - Atom Distances (Å)
  Cl1 H2
Cl11.2910
H21.2910

picture of Hydrogen chloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.162      
2 H 0.162      


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 -1.201 1.201
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.907 0.000 0.000
y 0.000 -13.907 0.000
z 0.000 0.000 -10.386
Traceless
 xyz
x -1.761 0.000 0.000
y 0.000 -1.761 0.000
z 0.000 0.000 3.521
Polar
3z2-r27.043
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 1.555 0.000 0.000
y 0.000 1.555 0.000
z 0.000 0.000 2.291


<r2> (average value of r2) Å2
<r2> 9.527
(<r2>)1/2 3.087