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All results from a given calculation for CH2N2 (diazirine)

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-148.564249
Energy at 298.15K 
Nuclear repulsion energy64.408790
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 HSEh1PBE/6-31G*
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/6-31G*
ABC
1.37747 0.80633 0.56885

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.797
N2 0.000 0.612 -0.535
N3 0.000 -0.612 -0.535
H4 0.933 0.000 1.351
H5 -0.933 0.000 1.351

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.46601.46601.08501.0850
N21.46601.22372.19122.1912
N31.46601.22372.19122.1912
H41.08502.19122.19121.8662
H51.08502.19122.19121.8662

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.332 C1 N3 N2 65.332
N2 C1 N3 49.336 N2 C1 H4 117.624
N2 C1 H5 117.624 N3 C1 H4 117.624
N3 C1 H5 117.624 H4 C1 H5 118.642
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.211      
2 N -0.091      
3 N -0.091      
4 H 0.197      
5 H 0.197      


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 1.694 1.694
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.731 0.000 0.000
y 0.000 -19.604 0.000
z 0.000 0.000 -16.935
Traceless
 xyz
x 2.539 0.000 0.000
y 0.000 -3.271 0.000
z 0.000 0.000 0.732
Polar
3z2-r21.465
x2-y23.873
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.332 0.000 0.000
y 0.000 2.532 0.000
z 0.000 0.000 3.817


<r2> (average value of r2) Å2
<r2> 29.335
(<r2>)1/2 5.416