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

using model chemistry: QCISD/6-311G*

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 QCISD/6-311G*
 hartrees
Energy at 0K-279.796698
Energy at 298.15K-279.795361
HF Energy-279.655854
Nuclear repulsion energy20.956015
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 QCISD/6-311G*
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 659 631 86.81      

Unscaled Zero Point Vibrational Energy (zpe) 329.6 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 315.6 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 QCISD/6-311G*
B
0.52316

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.622
C2 0.000 0.000 -1.348

Atom - Atom Distances (Å)
  Al1 C2
Al11.9696
C21.9696

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