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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-147.904983
Energy at 298.15K-147.907413
HF Energy-147.904983
Nuclear repulsion energy62.518106
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 HF/daug-cc-pVTZ
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 3337 3018 11.05      
2 A1 2291 2072 937.83      
3 A1 1560 1411 84.73      
4 A1 1281 1158 44.26      
5 B1 665 601 8.07      
6 B1 556 503 158.31      
7 B2 3471 3140 0.47      
8 B2 1235 1117 5.31      
9 B2 466 422 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 7430.1 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 6721.3 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 HF/daug-cc-pVTZ
ABC
9.35024 0.39346 0.37757

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.123
N2 0.000 0.000 0.161
N3 0.000 0.000 1.263
H4 0.000 0.946 -1.615
H5 0.000 -0.946 -1.615

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.28392.38601.06611.0661
N21.28391.10212.01202.0120
N32.38601.10213.02943.0294
H41.06612.01203.02941.8915
H51.06612.01203.02941.8915

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 117.483
N2 C1 H5 117.483 H4 C1 H5 125.033
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.180      
2 N 0.364      
3 N -1.212      
4 H 1.014      
5 H 1.014      


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 -1.290 1.290
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.537 0.000 0.000
y 0.000 -15.709 0.000
z 0.000 0.000 -18.975
Traceless
 xyz
x -2.195 0.000 0.000
y 0.000 3.547 0.000
z 0.000 0.000 -1.352
Polar
3z2-r2-2.704
x2-y2-3.828
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.253 0.000 0.000
y 0.000 3.082 0.000
z 0.000 0.000 7.495


<r2> (average value of r2) Å2
<r2> 37.207
(<r2>)1/2 6.100