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

using model chemistry: CID/3-21G

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 CID/3-21G
 hartrees
Energy at 0K-332.597107
Energy at 298.15K 
HF Energy-332.383291
Nuclear repulsion energy54.055959
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 CID/3-21G
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 2265 2110 78.18      
2 Σ 482 449 148.68      
3 Π 265 247 4.80      
3 Π 265 247 4.80      

Unscaled Zero Point Vibrational Energy (zpe) 1638.4 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 1526.4 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 CID/3-21G
B
0.16210

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.340
C2 0.000 0.000 -0.709
N3 0.000 0.000 -1.881

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.04893.2211
C22.04891.1722
N33.22111.1722

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