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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: B1B95/6-31G(2df,p)

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 B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-553.031075
Energy at 298.15K-553.030800
Nuclear repulsion energy75.069901
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 B1B95/6-31G(2df,p)
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 2346 2246 42.68      
2 Σ 766 734 7.97      
3 Π 422 404 3.59      
3 Π 422 404 3.59      

Unscaled Zero Point Vibrational Energy (zpe) 1978.2 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 1894.5 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 B1B95/6-31G(2df,p)
B
0.20069

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.974
C2 0.000 0.000 -0.651
N3 0.000 0.000 -1.808

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.62452.7817
C21.62451.1572
N32.78171.1572

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 B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.054      
2 C 0.223      
3 N -0.276      


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 2.770 2.770
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.501 0.000 0.000
y 0.000 -22.501 0.000
z 0.000 0.000 -26.136
Traceless
 xyz
x 1.817 0.000 0.000
y 0.000 1.817 0.000
z 0.000 0.000 -3.635
Polar
3z2-r2-7.269
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 2.443 0.000 0.000
y 0.000 2.443 0.000
z 0.000 0.000 6.002


<r2> (average value of r2) Å2
<r2> 56.352
(<r2>)1/2 7.507