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

using model chemistry: mPW1PW91/cc-pCVTZ

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 mPW1PW91/cc-pCVTZ
 hartrees
Energy at 0K-92.715275
Energy at 298.15K-92.714021
HF Energy-92.715275
Nuclear repulsion energy19.180748
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 mPW1PW91/cc-pCVTZ
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 2182 2182 25.56      

Unscaled Zero Point Vibrational Energy (zpe) 1091.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1091.1 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 mPW1PW91/cc-pCVTZ
B
1.94288

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pCVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.624
N2 0.000 0.000 0.535

Atom - Atom Distances (Å)
  C1 N2
C11.1587
N21.1587

picture of Cyano radical state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.121      
2 N -0.121      


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 -1.479 1.479
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.851 0.000 0.000
y 0.000 -10.851 0.000
z 0.000 0.000 -10.267
Traceless
 xyz
x -0.292 0.000 0.000
y 0.000 -0.292 0.000
z 0.000 0.000 0.584
Polar
3z2-r21.168
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 2.219 0.000 0.000
y 0.000 2.219 0.000
z 0.000 0.000 3.668


<r2> (average value of r2) Å2
<r2> 10.994
(<r2>)1/2 3.316