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

using model chemistry: B3LYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-335.324492
Energy at 298.15K 
HF Energy-335.324492
Nuclear repulsion energy58.246487
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/6-311+G(3df,2p)
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 2116 2046 437.18 87.07 0.11 0.20
2 Σ 538 520 186.93 16.37 0.70 0.82
3 Π 97 94 2.62 6.61 0.75 0.86
3 Π 97 94 2.62 6.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1423.4 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 1376.5 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/6-311+G(3df,2p)
B
0.19636

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.205
N2 0.000 0.000 -0.662
C3 0.000 0.000 -1.838

Atom - Atom Distances (Å)
  Al1 N2 C3
Al11.86723.0435
N21.86721.1763
C33.04351.1763

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/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.426      
2 N -0.497      
3 C 0.071      


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 3.183 3.183
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.250 0.000 0.000
y 0.000 -22.250 0.000
z 0.000 0.000 -31.798
Traceless
 xyz
x 4.774 0.000 0.000
y 0.000 4.774 0.000
z 0.000 0.000 -9.548
Polar
3z2-r2-19.095
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 7.358 0.000 0.000
y 0.000 7.358 0.000
z 0.000 0.000 9.333


<r2> (average value of r2) Å2
<r2> 58.111
(<r2>)1/2 7.623