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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: HSEh1PBE/3-21G

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/3-21G
 hartrees
Energy at 0K-147.738197
Energy at 298.15K 
HF Energy-147.738197
Nuclear repulsion energy60.874562
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/3-21G
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/3-21G
ABC
9.35636 0.37322 0.35890

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.143
N2 0.000 0.000 0.150
N3 0.000 0.000 1.305
H4 0.000 0.945 -1.663
H5 0.000 -0.945 -1.663

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.29292.44851.07891.0789
N21.29291.15552.04442.0444
N32.44851.15553.11523.1152
H41.07892.04443.11521.8909
H51.07892.04443.11521.8909

picture of diazomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 180.000 N2 C1 H4 118.800
N2 C1 H5 118.800 H4 C1 H5 122.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.249      
2 N -0.183      
3 N -0.079      
4 H 0.255      
5 H 0.255      


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 -1.601 1.601
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.864 0.000 0.000
y 0.000 -15.264 0.000
z 0.000 0.000 -18.285
Traceless
 xyz
x -2.090 0.000 0.000
y 0.000 3.310 0.000
z 0.000 0.000 -1.221
Polar
3z2-r2-2.441
x2-y2-3.600
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.056 0.000 0.000
y 0.000 1.921 0.000
z 0.000 0.000 5.992


<r2> (average value of r2) Å2
<r2> 38.155
(<r2>)1/2 6.177