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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-148.736280
Energy at 298.15K-148.738534
HF Energy-148.736280
Nuclear repulsion energy61.583478
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 B3PW91/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 3194 3071 15.07      
2 A1 2230 2144 404.37      
3 A1 1435 1380 36.02      
4 A1 1222 1175 2.89      
5 B1 590 567 2.94      
6 B1 433 416 138.49      
7 B2 3318 3191 3.01      
8 B2 1112 1069 1.36      
9 B2 435 418 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 6983.8 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 6715.7 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 B3PW91/cc-pVTZ
ABC
9.22956 0.38239 0.36718

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.135
N2 0.000 0.000 0.155
N3 0.000 0.000 1.286
H4 0.000 0.952 -1.638
H5 0.000 -0.952 -1.638

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.28932.42031.07681.0768
N21.28931.13102.02972.0297
N32.42031.13103.07463.0746
H41.07682.02973.07461.9038
H51.07682.02973.07461.9038

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 117.867
N2 C1 H5 117.867 H4 C1 H5 124.266
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.299      
2 N 0.168      
3 N -0.111      
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 -1.601 1.601
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.954 0.000 0.000
y 0.000 -15.385 0.000
z 0.000 0.000 -18.563
Traceless
 xyz
x -1.980 0.000 0.000
y 0.000 3.373 0.000
z 0.000 0.000 -1.394
Polar
3z2-r2-2.787
x2-y2-3.569
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.359 0.000 0.000
y 0.000 2.634 0.000
z 0.000 0.000 6.895


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