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

using model chemistry: TPSSh/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 TPSSh/6-31G
 hartrees
Energy at 0K-335.212564
Energy at 298.15K 
HF Energy-335.212564
Nuclear repulsion energy53.781499
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 TPSSh/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 2169 2087 80.17 70.46 0.12 0.22
2 Σ 456 438 147.25 25.02 0.73 0.84
3 Π 190 183 5.52 12.69 0.75 0.86
3 Π 190 183 5.52 12.69 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1502.8 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 1445.9 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 TPSSh/6-31G
B
0.16102

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.344
C2 0.000 0.000 -0.705
N3 0.000 0.000 -1.891

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.04853.2343
C22.04851.1858
N33.23431.1858

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
Charges from optimized geometry at TPSSh/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.513      
2 C -0.182      
3 N -0.332      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.969 2.969
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.351 0.000 0.000
y 0.000 6.351 0.000
z 0.000 0.000 9.494


<r2> (average value of r2) Å2
<r2> 67.420
(<r2>)1/2 8.211