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

using model chemistry: mPW1PW91/cc-pVDZ

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 mPW1PW91/cc-pVDZ
 hartrees
Energy at 0K-460.828033
Energy at 298.15K 
HF Energy-460.828033
Nuclear repulsion energy6.971347
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 mPW1PW91/cc-pVDZ
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 2996 2871 39.56 96.66 0.37 0.54

Unscaled Zero Point Vibrational Energy (zpe) 1497.8 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 1435.4 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 mPW1PW91/cc-pVDZ
B
10.33438

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVDZ

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
Cl11.2904
H21.2904

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 mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.176      
2 H 0.176      


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 -1.378 1.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.673 0.000 0.000
y 0.000 -13.673 0.000
z 0.000 0.000 -10.121
Traceless
 xyz
x -1.776 0.000 0.000
y 0.000 -1.776 0.000
z 0.000 0.000 3.553
Polar
3z2-r27.105
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 0.952 0.000 0.000
y 0.000 0.952 0.000
z 0.000 0.000 1.946


<r2> (average value of r2) Å2
<r2> 9.373
(<r2>)1/2 3.062