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

using model chemistry: CCSD/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-334.655144
Energy at 298.15K 
HF Energy-334.260735
Nuclear repulsion energy54.633130
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/Def2TZVPP
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 2241 2241 84.50      
2 Σ 469 469 158.06      
3 Π 169 169 6.47      
3 Π 169 169 6.47      

Unscaled Zero Point Vibrational Energy (zpe) 1524.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1524.0 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/Def2TZVPP
B
0.16580

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.325
C2 0.000 0.000 -0.699
N3 0.000 0.000 -1.861

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.02313.1858
C22.02311.1627
N33.18581.1627

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