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

using model chemistry: CCSD/TZVP

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/TZVP
 hartrees
Energy at 0K-334.601732
Energy at 298.15K 
HF Energy-334.253385
Nuclear repulsion energy54.381793
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/TZVP
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 2238 2136 82.00      
2 Σ 468 447 156.44      
3 Π 174 166 4.38      
3 Π 174 166 4.38      

Unscaled Zero Point Vibrational Energy (zpe) 1527.1 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 1457.5 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/TZVP
B
0.16404

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.332
C2 0.000 0.000 -0.705
N3 0.000 0.000 -1.870

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.03703.2019
C22.03701.1649
N33.20191.1649

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