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

using model chemistry: PBEPBE/3-21G*

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 PBEPBE/3-21G*
 hartrees
Energy at 0K-711.640771
Energy at 298.15K-711.639731
HF Energy-711.640771
Nuclear repulsion energy25.754417
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 PBEPBE/3-21G*
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 431 411 21.67      

Unscaled Zero Point Vibrational Energy (zpe) 215.4 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 205.4 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 PBEPBE/3-21G*
B
0.30046

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.569
C2 0.000 0.000 -1.897

Atom - Atom Distances (Å)
  Ca1 C2
Ca12.4656
C22.4656

picture of Calcium monocarbide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 0.377      
2 C -0.377      


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 3.365 3.365
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.003 0.000 0.000
y 0.000 -26.003 0.000
z 0.000 0.000 -35.681
Traceless
 xyz
x 4.839 0.000 0.000
y 0.000 4.839 0.000
z 0.000 0.000 -9.678
Polar
3z2-r2-19.356
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 17.781 0.000 0.000
y 0.000 17.781 0.000
z 0.000 0.000 18.262


<r2> (average value of r2) Å2
<r2> 46.315
(<r2>)1/2 6.805