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

using model chemistry: PBE1PBE/TZVP

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 PBE1PBE/TZVP
 hartrees
Energy at 0K-335.058311
Energy at 298.15K 
HF Energy-335.058311
Nuclear repulsion energy54.484336
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 PBE1PBE/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 2282 2190 84.42 72.76 0.13 0.23
2 Σ 461 442 165.90 18.72 0.72 0.84
3 Π 163 156 5.51 11.70 0.75 0.86
3 Π 163 156 5.51 11.70 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1534.2 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 1472.2 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 PBE1PBE/TZVP
B
0.16432

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/TZVP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.332
C2 0.000 0.000 -0.708
N3 0.000 0.000 -1.866

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.03943.1978
C22.03941.1584
N33.19781.1584

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 PBE1PBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.362      
2 C -0.328      
3 N -0.034      


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 3.521 3.521
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.855 0.000 0.000
y 0.000 -21.855 0.000
z 0.000 0.000 -32.211
Traceless
 xyz
x 5.178 0.000 0.000
y 0.000 5.178 0.000
z 0.000 0.000 -10.356
Polar
3z2-r2-20.712
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.581 0.000 0.000
y 0.000 6.581 0.000
z 0.000 0.000 9.450


<r2> (average value of r2) Å2
<r2> 66.243
(<r2>)1/2 8.139