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All results from a given calculation for CaC (Calcium monocarbide)

using model chemistry: QCISD/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 3Σ
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-714.653118
Energy at 298.15K-714.652124
HF Energy-714.456890
Nuclear repulsion energy26.886034
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/6-31G(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 483 458 75.10      

Unscaled Zero Point Vibrational Energy (zpe) 241.7 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 229.0 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/6-31G(2df,p)
B
0.32745

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.545
C2 0.000 0.000 -1.817

Atom - Atom Distances (Å)
  Ca1 C2
Ca12.3619
C22.3619

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