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All results from a given calculation for CH2N2 (diazirine)

using model chemistry: PBEPBE/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-148.610942
Energy at 298.15K-148.613769
HF Energy-148.610942
Nuclear repulsion energy63.792778
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/Def2TZVPP
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 3068 3031 6.17      
2 A1 1656 1636 16.65      
3 A1 1448 1430 2.67      
4 A1 1019 1006 2.78      
5 A2 958 946 0.00      
6 B1 3185 3146 10.57      
7 B1 1109 1096 3.22      
8 B2 960 948 32.26      
9 B2 807 798 15.87      

Unscaled Zero Point Vibrational Energy (zpe) 7104.5 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 7018.5 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/Def2TZVPP
ABC
1.35978 0.78617 0.55675

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.801
N2 0.000 0.615 -0.538
N3 0.000 -0.615 -0.538
H4 0.934 0.000 1.362
H5 -0.934 0.000 1.362

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.47361.47361.08971.0897
N21.47361.22952.20502.2050
N31.47361.22952.20502.2050
H41.08972.20502.20501.8683
H51.08972.20502.20501.8683

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.344 C1 N3 N2 65.344
N2 C1 N3 49.313 N2 C1 H4 117.903
N2 C1 H5 117.903 N3 C1 H4 117.903
N3 C1 H5 117.903 H4 C1 H5 118.016
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.092      
2 N -0.035      
3 N -0.035      
4 H 0.081      
5 H 0.081      


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 -16.013 0.000 0.000
y 0.000 -19.929 0.000
z 0.000 0.000 -17.296
Traceless
 xyz
x 2.600 0.000 0.000
y 0.000 -3.275 0.000
z 0.000 0.000 0.675
Polar
3z2-r21.350
x2-y23.916
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.853 0.000 0.000
y 0.000 3.252 0.000
z 0.000 0.000 4.447


<r2> (average value of r2) Å2
<r2> 29.907
(<r2>)1/2 5.469