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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: B3LYP/6-31G

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/6-31G
 hartrees
Energy at 0K-552.949463
Energy at 298.15K-552.949064
Nuclear repulsion energy72.487504
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/6-31G
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 2271 2184 24.06      
2 Σ 675 649 4.24      
3 Π 379 365 2.04      
3 Π 379 365 2.04      

Unscaled Zero Point Vibrational Energy (zpe) 1852.1 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 1781.7 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 B3LYP/6-31G
B
0.18667

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.012
C2 0.000 0.000 -0.692
N3 0.000 0.000 -1.866

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.70432.8780
C21.70431.1737
N32.87801.1737

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/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.338      
2 C -0.059      
3 N -0.279      


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 2.337 2.337
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.919 0.000 0.000
y 0.000 -22.919 0.000
z 0.000 0.000 -27.537
Traceless
 xyz
x 2.309 0.000 0.000
y 0.000 2.309 0.000
z 0.000 0.000 -4.618
Polar
3z2-r2-9.236
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 1.548 0.000 -0.000
y 0.000 1.548 0.000
z -0.000 0.000 5.824


<r2> (average value of r2) Å2
<r2> 59.936
(<r2>)1/2 7.742