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All results from a given calculation for AlC (Aluminum carbide)

using model chemistry: CCD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 4Σ
Energy calculated at CCD/6-31+G**
 hartrees
Energy at 0K-279.765867
Energy at 298.15K-279.764523
HF Energy-279.635641
Nuclear repulsion energy20.859554
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 CCD/6-31+G**
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 648 610 125.25      

Unscaled Zero Point Vibrational Energy (zpe) 323.8 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 305.1 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 CCD/6-31+G**
B
0.51835

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.625
C2 0.000 0.000 -1.354

Atom - Atom Distances (Å)
  Al1 C2
Al11.9787
C21.9787

picture of Aluminum carbide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability