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All results from a given calculation for CH2N2 (diazirine)

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-148.573634
Energy at 298.15K-148.576502
HF Energy-148.419784
Nuclear repulsion energy63.891325
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 B2PLYP/6-31G*
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 3194 3032 4.48      
2 A1 1675 1590 18.69      
3 A1 1530 1453 4.12      
4 A1 1061 1007 2.68      
5 A2 1007 956 0.00      
6 B1 3311 3143 15.26      
7 B1 1169 1110 4.31      
8 B2 1021 969 37.39      
9 B2 842 799 11.92      

Unscaled Zero Point Vibrational Energy (zpe) 7404.7 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 7028.5 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 B2PLYP/6-31G*
ABC
1.34959 0.79682 0.55935

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.805
N2 0.000 0.619 -0.538
N3 0.000 -0.619 -0.538
H4 -0.933 0.000 1.353
H5 0.933 0.000 1.353

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.47881.47881.08221.0822
N21.47881.23832.19792.1979
N31.47881.23832.19792.1979
H41.08222.19792.19791.8660
H51.08222.19792.19791.8660

picture of diazirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 65.248 C1 N3 N2 65.248
N2 C1 N3 49.505 N2 C1 H4 117.399
N2 C1 H5 117.399 N3 C1 H4 117.399
N3 C1 H5 117.399 H4 C1 H5 119.106
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.155      
2 N -0.109      
3 N -0.109      
4 H 0.187      
5 H 0.187      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.321 0.000 0.000
y 0.000 2.513 0.000
z 0.000 0.000 3.824


<r2> (average value of r2) Å2
<r2> 29.688
(<r2>)1/2 5.449