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All results from a given calculation for GaN (Gallium mononitride)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Π
2 1 yes C*V 1Σ

State 1 (3Π)

Jump to S2C1
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-1968.217465
Energy at 298.15K-1968.217827
HF Energy-1968.080276
Nuclear repulsion energy60.443635
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 CCD/3-21G*
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 805 770 489.74      

Unscaled Zero Point Vibrational Energy (zpe) 402.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 384.9 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 CCD/3-21G*
B
0.40131

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.350
N2 0.000 0.000 -1.550

Atom - Atom Distances (Å)
  Ga1 N2
Ga11.8998
N21.8998

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

State 2 (1Σ)

Jump to S1C1
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-1968.159317
Energy at 298.15K-1968.159645
HF Energy-1967.971644
Nuclear repulsion energy65.144476
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 CCD/3-21G*
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 717 685 20.98      

Unscaled Zero Point Vibrational Energy (zpe) 358.2 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 342.7 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 CCD/3-21G*
B
0.46616

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.325
N2 0.000 0.000 -1.438

Atom - Atom Distances (Å)
  Ga1 N2
Ga11.7627
N21.7627

picture of Gallium mononitride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability