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All results from a given calculation for CN2 (3H-Diazirin-3-ylidene)

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-147.304172
Energy at 298.15K-147.303999
HF Energy-147.304172
Nuclear repulsion energy51.737869
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 PBEPBE/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1548 1534 12.53      
2 A1 1100 1090 18.17      
3 B2 991 981 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 1819.4 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 1802.8 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 PBEPBE/6-311G**
ABC
1.43919 1.29534 0.68174

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.871
N2 0.000 0.647 -0.373
N3 0.000 -0.647 -0.373

Atom - Atom Distances (Å)
  C1 N2 N3
C11.40271.4027
N21.40271.2934
N31.40271.2934

picture of 3H-Diazirin-3-ylidene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 62.544 C1 N3 N2 62.544
N2 C1 N3 54.912
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.031      
2 N 0.015      
3 N 0.015      


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 -0.616 0.616
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.632 0.000 0.000
y 0.000 -17.674 0.000
z 0.000 0.000 -19.362
Traceless
 xyz
x 3.886 0.000 0.000
y 0.000 -0.677 0.000
z 0.000 0.000 -3.209
Polar
3z2-r2-6.418
x2-y23.042
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.999 0.000 0.000
y 0.000 2.845 0.000
z 0.000 0.000 3.148


<r2> (average value of r2) Å2
<r2> 23.119
(<r2>)1/2 4.808