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

using model chemistry: PBE1PBE/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 PBE1PBE/3-21G*
 hartrees
Energy at 0K-711.700151
Energy at 298.15K-711.699131
HF Energy-711.700151
Nuclear repulsion energy26.006684
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 PBE1PBE/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 454 436 35.89      

Unscaled Zero Point Vibrational Energy (zpe) 226.9 cm-1
Scaled (by 0.9598) Zero Point Vibrational Energy (zpe) 217.7 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 PBE1PBE/3-21G*
B
0.30638

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.563
C2 0.000 0.000 -1.878

Atom - Atom Distances (Å)
  Ca1 C2
Ca12.4417
C22.4417

picture of Calcium monocarbide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 0.443      
2 C -0.443      


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 3.575 3.575
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.542 0.000 0.000
y 0.000 -25.542 0.000
z 0.000 0.000 -36.947
Traceless
 xyz
x 5.703 0.000 0.000
y 0.000 5.703 0.000
z 0.000 0.000 -11.405
Polar
3z2-r2-22.811
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 18.327 0.000 0.000
y 0.000 18.327 0.000
z 0.000 0.000 15.954


<r2> (average value of r2) Å2
<r2> 45.845
(<r2>)1/2 6.771