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All results from a given calculation for CN (Cyano radical)

using model chemistry: PBE1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at PBE1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-92.612047
Energy at 298.15K-92.610793
HF Energy-92.612047
Nuclear repulsion energy18.979628
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/aug-cc-pVDZ
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 2172 2088 22.01      

Unscaled Zero Point Vibrational Energy (zpe) 1085.9 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 1044.2 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 PBE1PBE/aug-cc-pVDZ
B
1.90235

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.631
N2 0.000 0.000 0.540

Atom - Atom Distances (Å)
  C1 N2
C11.1710
N21.1710

picture of Cyano radical state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.002      
2 N -0.002      


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 -1.482 1.482
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.044 0.000 0.000
y 0.000 -11.044 0.000
z 0.000 0.000 -10.405
Traceless
 xyz
x -0.320 0.000 0.000
y 0.000 -0.320 0.000
z 0.000 0.000 0.639
Polar
3z2-r21.278
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 2.610 0.000 0.000
y 0.000 2.610 0.000
z 0.000 0.000 3.867


<r2> (average value of r2) Å2
<r2> 11.195
(<r2>)1/2 3.346