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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: B1B95/cc-pVTZ

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 B1B95/cc-pVTZ
 hartrees
Energy at 0K-553.090905
Energy at 298.15K-553.090621
Nuclear repulsion energy75.216946
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 B1B95/cc-pVTZ
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 2348 2247 45.72      
2 Σ 765 732 7.82      
3 Π 415 397 3.05      
3 Π 415 397 3.05      

Unscaled Zero Point Vibrational Energy (zpe) 1970.7 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 1886.2 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 B1B95/cc-pVTZ
B
0.20140

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.973
C2 0.000 0.000 -0.653
N3 0.000 0.000 -1.803

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.62542.7757
C21.62541.1503
N32.77571.1503

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 B1B95/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.087      
2 C -0.053      
3 N -0.034      


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 2.891 2.891
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.742 0.000 0.000
y 0.000 -22.742 0.000
z 0.000 0.000 -26.563
Traceless
 xyz
x 1.911 0.000 0.000
y 0.000 1.911 0.000
z 0.000 0.000 -3.821
Polar
3z2-r2-7.642
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 2.555 0.000 0.000
y 0.000 2.555 0.000
z 0.000 0.000 6.212


<r2> (average value of r2) Å2
<r2> 56.395
(<r2>)1/2 7.510