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

using model chemistry: mPW1PW91/cc-pCVDZ

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-pCVDZ
 hartrees
Energy at 0K-92.691736
Energy at 298.15K-92.690481
HF Energy-92.691736
Nuclear repulsion energy18.994858
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-pCVDZ
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 2180 2180 20.11      

Unscaled Zero Point Vibrational Energy (zpe) 1090.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1090.1 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-pCVDZ
B
1.90541

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.630
N2 0.000 0.000 0.540

Atom - Atom Distances (Å)
  C1 N2
C11.1701
N21.1701

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-pCVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.070      
2 N -0.070      


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 -1.352 1.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.762 0.000 0.000
y 0.000 -10.762 0.000
z 0.000 0.000 -10.158
Traceless
 xyz
x -0.302 0.000 0.000
y 0.000 -0.302 0.000
z 0.000 0.000 0.603
Polar
3z2-r21.206
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 1.924 0.000 0.000
y 0.000 1.924 0.000
z 0.000 0.000 3.461


<r2> (average value of r2) Å2
<r2> 11.019
(<r2>)1/2 3.319