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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G*
 hartrees
Energy at 0K-148.565050
Energy at 298.15K-148.567305
HF Energy-148.565050
Nuclear repulsion energy61.313243
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 PBE1PBE/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 3242 3081 15.67      
2 A1 2275 2162 357.00      
3 A1 1466 1393 31.06      
4 A1 1252 1190 0.43      
5 B1 595 565 1.28      
6 B1 448 426 157.83      
7 B2 3362 3195 2.01      
8 B2 1127 1071 1.11      
9 B2 433 411 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 7100.1 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 6747.2 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 PBE1PBE/6-31G*
ABC
9.20318 0.37935 0.36433

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.137
N2 0.000 0.000 0.152
N3 0.000 0.000 1.293
H4 0.000 0.953 -1.645
H5 0.000 -0.953 -1.645

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.28842.42981.08011.0801
N21.28841.14142.03352.0335
N32.42981.14143.08853.0885
H41.08012.03353.08851.9066
H51.08012.03353.08851.9066

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 118.046
N2 C1 H5 118.046 H4 C1 H5 123.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.399      
2 N 0.180      
3 N -0.215      
4 H 0.217      
5 H 0.217      


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 -1.724 1.724
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.754 0.000 0.000
y 0.000 -15.187 0.000
z 0.000 0.000 -18.312
Traceless
 xyz
x -2.005 0.000 0.000
y 0.000 3.346 0.000
z 0.000 0.000 -1.341
Polar
3z2-r2-2.681
x2-y2-3.567
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.544 0.000 0.000
y 0.000 2.230 0.000
z 0.000 0.000 6.402


<r2> (average value of r2) Å2
<r2> 37.724
(<r2>)1/2 6.142