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All results from a given calculation for MgH (magnesium monohydride)

using model chemistry: QCISD(T)=FULL/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at QCISD(T)=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-200.234927
Energy at 298.15K-200.235133
HF Energy-200.157544
Nuclear repulsion energy3.683677
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(T)=FULL/aug-cc-pVQZ
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 1587 1587        

Unscaled Zero Point Vibrational Energy (zpe) 793.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 793.3 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 QCISD(T)=FULL/aug-cc-pVQZ
B
5.86363

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVQZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 0.133
H2 0.000 0.000 -1.591

Atom - Atom Distances (Å)
  Mg1 H2
Mg11.7241
H21.7241

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