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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: PBEPBE/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 PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-148.629637
Energy at 298.15K-148.631782
HF Energy-148.629637
Nuclear repulsion energy61.016880
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/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 3122 3100 14.93      
2 A1 2159 2144 310.07      
3 A1 1384 1374 31.51      
4 A1 1184 1176 1.27      
5 B1 562 558 3.48      
6 B1 365 363 129.28      
7 B2 3239 3217 3.13      
8 B2 1069 1062 0.98      
9 B2 421 418 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 6752.6 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 6706.0 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/cc-pVTZ
ABC
9.12285 0.37543 0.36059

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.144
N2 0.000 0.000 0.154
N3 0.000 0.000 1.299
H4 0.000 0.957 -1.653
H5 0.000 -0.957 -1.653

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.29772.44261.08441.0844
N21.29771.14492.04472.0447
N32.44261.14493.10303.1030
H41.08442.04473.10301.9149
H51.08442.04473.10301.9149

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 117.995
N2 C1 H5 117.995 H4 C1 H5 124.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.292      
2 N 0.139      
3 N -0.089      
4 H 0.121      
5 H 0.121      


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 -1.648 1.648
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.044 0.000 0.000
y 0.000 -15.497 0.000
z 0.000 0.000 -18.635
Traceless
 xyz
x -1.978 0.000 0.000
y 0.000 3.342 0.000
z 0.000 0.000 -1.365
Polar
3z2-r2-2.729
x2-y2-3.547
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.393 0.000 0.000
y 0.000 2.711 0.000
z 0.000 0.000 6.968


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000