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

using model chemistry: CCSD=FULL/6-31G*

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=FULL/6-31G*
 hartrees
Energy at 0K-334.561858
Energy at 298.15K 
HF Energy-334.206153
Nuclear repulsion energy54.450896
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=FULL/6-31G*
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 2249 2136 83.57      
2 Σ 480 456 144.07      
3 Π 190 180 6.79      
3 Π 190 180 6.79      

Unscaled Zero Point Vibrational Energy (zpe) 1553.8 cm-1
Scaled (by 0.9498) Zero Point Vibrational Energy (zpe) 1475.8 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 CCSD=FULL/6-31G*
B
0.16524

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.326
C2 0.000 0.000 -0.694
N3 0.000 0.000 -1.868

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.01973.1935
C22.01971.1737
N33.19351.1737

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