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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: HF/cc-pCVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/cc-pCVDZ
 hartrees
Energy at 0K-147.860574
Energy at 298.15K-147.862991
HF Energy-147.860574
Nuclear repulsion energy62.129081
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 HF/cc-pCVDZ
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 3353 3072 13.66      
2 A1 2319 2125 805.83      
3 A1 1545 1416 75.16      
4 A1 1298 1190 24.58      
5 B1 659 604 3.41      
6 B1 537 492 169.52      
7 B2 3498 3205 0.81      
8 B2 1220 1118 3.96      
9 B2 450 412 0.93      

Unscaled Zero Point Vibrational Energy (zpe) 7439.3 cm-1
Scaled (by 0.9163) Zero Point Vibrational Energy (zpe) 6816.6 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 HF/cc-pCVDZ
ABC
9.20627 0.38909 0.37331

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.128
N2 0.000 0.000 0.160
N3 0.000 0.000 1.271
H4 0.000 0.953 -1.624
H5 0.000 -0.953 -1.624

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.28752.39931.07461.0746
N21.28751.11182.02242.0224
N32.39931.11183.04843.0484
H41.07462.02243.04841.9062
H51.07462.02243.04841.9062

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 117.504
N2 C1 H5 117.504 H4 C1 H5 124.992
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pCVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.136      
2 N 0.112      
3 N -0.134      
4 H 0.079      
5 H 0.079      


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 -1.296 1.296
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.138 0.000 0.000
y 0.000 -15.463 0.000
z 0.000 0.000 -18.793
Traceless
 xyz
x -2.009 0.000 0.000
y 0.000 3.503 0.000
z 0.000 0.000 -1.493
Polar
3z2-r2-2.986
x2-y2-3.675
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.676 0.000 0.000
y 0.000 2.190 0.000
z 0.000 0.000 6.667


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