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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G*
 hartrees
Energy at 0K-552.735197
Energy at 298.15K-552.734876
HF Energy-552.735197
Nuclear repulsion energy74.709041
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/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 2361 2243 44.71      
2 Σ 768 730 8.56      
3 Π 401 382 4.08      
3 Π 401 382 4.08      

Unscaled Zero Point Vibrational Energy (zpe) 1966.0 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 1868.3 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 PBE1PBE/6-31G*
B
0.19874

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.979
C2 0.000 0.000 -0.655
N3 0.000 0.000 -1.816

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.63362.7950
C21.63361.1614
N32.79501.1614

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
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.204      
2 C 0.194      
3 N -0.398      


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 2.691 2.691
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.717 0.000 0.000
y 0.000 -22.717 0.000
z 0.000 0.000 -26.442
Traceless
 xyz
x 1.862 0.000 0.000
y 0.000 1.862 0.000
z 0.000 0.000 -3.725
Polar
3z2-r2-7.450
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 1.888 0.000 0.000
y 0.000 1.888 0.000
z 0.000 0.000 5.802


<r2> (average value of r2) Å2
<r2> 56.913
(<r2>)1/2 7.544