return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2NN (diazomethane)

using model chemistry: wB97X-D/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-148.689856
Energy at 298.15K-148.692154
HF Energy-148.689856
Nuclear repulsion energy61.300077
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 wB97X-D/cc-pVDZ
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 3236 3082 15.74      
2 A1 2240 2134 505.07      
3 A1 1472 1402 40.57      
4 A1 1240 1181 3.82      
5 B1 579 552 15.01      
6 B1 495 471 163.83      
7 B2 3365 3206 2.54      
8 B2 1139 1085 1.80      
9 B2 431 411 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 7098.4 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 6761.9 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 wB97X-D/cc-pVDZ
ABC
9.17400 0.37901 0.36397

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.143
N2 0.000 0.000 0.138
N3 0.000 0.000 1.316
H4 0.000 0.927 -1.659
H5 0.000 -0.927 -1.659

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.28102.45991.06041.0604
N21.28101.17892.02122.0212
N32.45991.17893.11613.1161
H41.06042.02123.11611.8537
H51.06042.02123.11611.8537

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 119.065
N2 C1 H5 119.065 H4 C1 H5 121.869
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.541      
2 N 0.204      
3 N -0.042      
4 H 0.190      
5 H 0.190      


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 -1.734 1.734
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.402 0.000 0.000
y 0.000 -15.475 0.000
z 0.000 0.000 -18.968
Traceless
 xyz
x -2.180 0.000 0.000
y 0.000 3.710 0.000
z 0.000 0.000 -1.530
Polar
3z2-r2-3.059
x2-y2-3.926
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.625 0.000 0.000
y 0.000 2.455 0.000
z 0.000 0.000 7.489


<r2> (average value of r2) Å2
<r2> 38.073
(<r2>)1/2 6.170