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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-148.691668
Energy at 298.15K-148.693931
HF Energy-148.691668
Nuclear repulsion energy61.287998
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 B1B95/6-31+G**
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 3225 3085 17.62      
2 A1 2245 2148 437.77      
3 A1 1443 1380 36.86      
4 A1 1234 1181 1.98      
5 B1 577 552 10.02      
6 B1 468 448 161.34      
7 B2 3352 3206 3.24      
8 B2 1111 1063 1.42      
9 B2 430 411 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 7042.3 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 6736.7 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 B1B95/6-31+G**
ABC
9.21163 0.37881 0.36385

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.139
N2 0.000 0.000 0.152
N3 0.000 0.000 1.293
H4 0.000 0.953 -1.644
H5 0.000 -0.953 -1.644

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.29112.43211.07841.0784
N21.29111.14102.03322.0332
N32.43211.14103.08783.0878
H41.07842.03323.08781.9057
H51.07842.03323.08781.9057

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 117.922
N2 C1 H5 117.922 H4 C1 H5 124.156
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.511      
2 N 0.220      
3 N -0.075      
4 H 0.183      
5 H 0.183      


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 -1.738 1.738
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.392 0.000 0.000
y 0.000 -15.493 0.000
z 0.000 0.000 -18.951
Traceless
 xyz
x -2.170 0.000 0.000
y 0.000 3.678 0.000
z 0.000 0.000 -1.509
Polar
3z2-r2-3.017
x2-y2-3.899
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.638 0.000 0.000
y 0.000 2.456 0.000
z 0.000 0.000 7.419


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