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

using model chemistry: QCISD(TQ)/aug-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 QCISD(TQ)/aug-cc-pVTZ
 hartrees
Energy at 0K-460.343752
Energy at 298.15K-460.343808
HF Energy-460.107544
Nuclear repulsion energy7.032342
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 QCISD(TQ)/aug-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 2988 2988        

Unscaled Zero Point Vibrational Energy (zpe) 1494.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1494.1 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 QCISD(TQ)/aug-cc-pVTZ
B
10.51857

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.071
H2 0.000 0.000 -1.208

Atom - Atom Distances (Å)
  Cl1 H2
Cl11.2791
H21.2791

picture of Hydrogen chloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability