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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: LSDA/STO-3G

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 LSDA/STO-3G
 hartrees
Energy at 0K-545.076699
Energy at 298.15K-545.076188
Nuclear repulsion energy71.429603
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 LSDA/STO-3G
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 2288 2049 0.65      
2 Σ 724 648 12.37      
3 Π 368 329 2.97      
3 Π 368 329 2.97      

Unscaled Zero Point Vibrational Energy (zpe) 1873.8 cm-1
Scaled (by 0.8955) Zero Point Vibrational Energy (zpe) 1678.0 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 LSDA/STO-3G
B
0.18163

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.024
C2 0.000 0.000 -0.687
N3 0.000 0.000 -1.899

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.71132.9229
C21.71131.2116
N32.92291.2116

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 LSDA/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.050      
2 C 0.073      
3 N -0.124      


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 1.431 1.431
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.210 0.000 0.000
y 0.000 -21.210 0.000
z 0.000 0.000 -25.155
Traceless
 xyz
x 1.972 0.000 0.000
y 0.000 1.972 0.000
z 0.000 0.000 -3.945
Polar
3z2-r2-7.890
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 0.537 0.000 0.000
y 0.000 0.537 0.000
z 0.000 0.000 3.832


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000