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

using model chemistry: B2PLYP/6-31G(2df,p)

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 B2PLYP/6-31G(2df,p)
 hartrees
Energy at 0K-335.060833
Energy at 298.15K 
HF Energy-334.934564
Nuclear repulsion energy54.648589
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 B2PLYP/6-31G(2df,p)
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 2172 2075 109.18 66.59 0.10 0.19
2 Σ 479 458 146.84 17.95 0.71 0.83
3 Π 155 148 8.12 8.38 0.75 0.86
3 Π 155 148 8.12 8.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1480.4 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 1413.7 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 B2PLYP/6-31G(2df,p)
B
0.16663

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 1.320
C2 0.000 0.000 -0.689
N3 0.000 0.000 -1.861

Atom - Atom Distances (Å)
  Al1 C2 N3
Al12.00893.1809
C22.00891.1720
N33.18091.1720

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 B2PLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.195      
2 C -0.050      
3 N -0.145      


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 2.983 2.983
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.679 0.000 0.000
y 0.000 -21.679 0.000
z 0.000 0.000 -32.132
Traceless
 xyz
x 5.226 0.000 0.000
y 0.000 5.226 0.000
z 0.000 0.000 -10.453
Polar
3z2-r2-20.905
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 6.536 0.000 0.000
y 0.000 6.536 0.000
z 0.000 0.000 8.954


<r2> (average value of r2) Å2
<r2> 65.468
(<r2>)1/2 8.091