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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-30.427351
Energy at 298.15K-30.426983
Nuclear repulsion energy24.376356
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 B3LYP/CEP-31G*
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 2302 2223 58.06      
2 Σ 734 708 8.92      
3 Π 385 372 0.88      
3 Π 385 372 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 1902.6 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 1837.3 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 B3LYP/CEP-31G*
B
0.19182

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.305
C2 0.000 0.000 -0.358
N3 0.000 0.000 -1.540

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.66332.8448
C21.66331.1815
N32.84481.1815

picture of chlorocyanogen state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 N3 180.000
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.050      
2 C -0.425      
3 N 0.375      


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 2.814 2.814
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.332 0.000 0.000
y 0.000 -22.332 0.000
z 0.000 0.000 -24.097
Traceless
 xyz
x 0.882 0.000 0.000
y 0.000 0.882 0.000
z 0.000 0.000 -1.765
Polar
3z2-r2-3.530
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 1.970 0.000 -0.003
y 0.000 1.967 -0.007
z -0.003 -0.007 6.238


<r2> (average value of r2) Å2
<r2> 38.605
(<r2>)1/2 6.213