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

using model chemistry: CISD/6-311G*

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 CISD/6-311G*
 hartrees
Energy at 0K-334.567176
Energy at 298.15K 
HF Energy-334.263329
Nuclear repulsion energy58.232348
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 CISD/6-311G*
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 2170 2008 442.55      
2 Σ 565 523 192.73      
3 Π 123 114 1.19      
3 Π 123 114 1.19      

Unscaled Zero Point Vibrational Energy (zpe) 1490.5 cm-1
Scaled (by 0.9253) Zero Point Vibrational Energy (zpe) 1379.1 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 CISD/6-311G*
B
0.19641

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.205
N2 0.000 0.000 -0.660
C3 0.000 0.000 -1.839

Atom - Atom Distances (Å)
  Al1 N2 C3
Al11.86483.0439
N21.86481.1791
C33.04391.1791

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