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All results from a given calculation for AlCN (Aluminum monocyanide)

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-334.677471
Energy at 298.15K 
HF Energy-334.259284
Nuclear repulsion energy54.402340
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 CCSD(T)/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 2164 2109        
2 Σ 469 458        
3 Π 155 151        
3 Π 155 151        

Unscaled Zero Point Vibrational Energy (zpe) 1471.7 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 1434.6 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 CCSD(T)/cc-pVTZ
B
0.16475

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.328
C2 0.000 0.000 -0.697
N3 0.000 0.000 -1.869

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.02553.1973
C22.02551.1718
N33.19731.1718

picture of Aluminum monocyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Al1 C2 N3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability