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All results from a given calculation for AlNC (Aluminum isocyanide)

using model chemistry: CCD/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 CCD/cc-pVTZ
 hartrees
Energy at 0K-334.661567
Energy at 298.15K 
HF Energy-334.280563
Nuclear repulsion energy58.263233
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/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 2151 2009 411.67      
2 Σ 560 523 187.81      
3 Π 112 104 2.75      
3 Π 112 104 2.75      

Unscaled Zero Point Vibrational Energy (zpe) 1467.1 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 1369.8 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/cc-pVTZ
B
0.19659

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.204
N2 0.000 0.000 -0.660
C3 0.000 0.000 -1.838

Atom - Atom Distances (Å)
  Al1 N2 C3
Al11.86443.0424
N21.86441.1780
C33.04241.1780

picture of Aluminum isocyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Al1 N2 C3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability