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

using model chemistry: CCSD=FULL/aug-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=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-334.774231
Energy at 298.15K 
HF Energy-334.282241
Nuclear repulsion energy58.567412
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/aug-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 2163 2057 413.83      
2 Σ 564 536 189.81      
3 Π 176 167 2.94      
3 Π 176 167 2.94      

Unscaled Zero Point Vibrational Energy (zpe) 1538.9 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 1463.5 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=FULL/aug-cc-pVTZ
B
0.19879

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.197
N2 0.000 0.000 -0.655
C3 0.000 0.000 -1.829

Atom - Atom Distances (Å)
  Al1 N2 C3
Al11.85223.0263
N21.85221.1741
C33.02631.1741

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