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

using model chemistry: MP2/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 MP2/cc-pVTZ
 hartrees
Energy at 0K-334.649215
Energy at 298.15K 
HF Energy-334.279159
Nuclear repulsion energy57.808522
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 MP2/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 2043 1940 296.01 96.53 0.15 0.26
2 Σ 542 515 185.69 15.47 0.71 0.83
3 Π 100 95 4.16 8.51 0.75 0.86
3 Π 100 95 4.16 8.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1392.6 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 1322.3 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 MP2/cc-pVTZ
B
0.19369

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.213
N2 0.000 0.000 -0.663
C3 0.000 0.000 -1.853

Atom - Atom Distances (Å)
  Al1 N2 C3
Al11.87613.0660
N21.87611.1899
C33.06601.1899

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