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

using model chemistry: B3LYP/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 B3LYP/TZVP
 hartrees
Energy at 0K-335.320437
Energy at 298.15K 
HF Energy-335.320437
Nuclear repulsion energy57.915176
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 B3LYP/TZVP
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 2122 2049 432.48 80.46 0.17 0.29
2 Σ 535 516 188.78 17.92 0.71 0.83
3 Π 135 131 1.35 8.40 0.75 0.86
3 Π 135 131 1.35 8.40 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1463.8 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 1413.2 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 B3LYP/TZVP
B
0.19383

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.214
N2 0.000 0.000 -0.670
C3 0.000 0.000 -1.848

Atom - Atom Distances (Å)
  Al1 N2 C3
Al11.88343.0615
N21.88341.1781
C33.06151.1781

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
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.339      
2 N -0.262      
3 C -0.077      


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 3.260 3.260
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.080 0.000 0.000
y 0.000 -22.080 0.000
z 0.000 0.000 -31.916
Traceless
 xyz
x 4.918 0.000 0.000
y 0.000 4.918 0.000
z 0.000 0.000 -9.836
Polar
3z2-r2-19.672
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 6.659 0.000 0.000
y 0.000 6.659 0.000
z 0.000 0.000 9.210


<r2> (average value of r2) Å2
<r2> 58.615
(<r2>)1/2 7.656