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All results from a given calculation for AlP (Aluminum monophosphide)

using model chemistry: MP2/aug-cc-pVTZ

19 10 17 12 22

States and conformations

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

State 1 (3Σ)

Jump to S2C1 S3C1
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-582.787342
Energy at 298.15K-582.787415
HF Energy-582.621450
Nuclear repulsion energy46.768036
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 MP2/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 477 454 3.81      

Unscaled Zero Point Vibrational Energy (zpe) 238.3 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 227.1 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 MP2/aug-cc-pVTZ
B
0.24014

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.182
P2 0.000 0.000 1.024

Atom - Atom Distances (Å)
  Al1 P2
Al12.2064
P22.2064

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

State 2 (3Π)

Jump to S1C1 S3C1
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-582.787342
Energy at 298.15K-582.787415
HF Energy-582.621450
Nuclear repulsion energy46.768036
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 MP2/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 477 454 3.81      

Unscaled Zero Point Vibrational Energy (zpe) 238.3 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 227.1 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 MP2/aug-cc-pVTZ
B
0.24014

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.182
P2 0.000 0.000 1.024

Atom - Atom Distances (Å)
  Al1 P2
Al12.2064
P22.2064

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

State 3 (1Σ)

Jump to S1C1 S2C1
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-582.769624
Energy at 298.15K-582.769810
HF Energy-582.550566
Nuclear repulsion energy50.064453
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 MP2/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 648 618 9.13      

Unscaled Zero Point Vibrational Energy (zpe) 324.2 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 308.9 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 MP2/aug-cc-pVTZ
B
0.27518

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.104
P2 0.000 0.000 0.957

Atom - Atom Distances (Å)
  Al1 P2
Al12.0611
P22.0611

picture of Aluminum monophosphide state 3 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability