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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-147.900752
Energy at 298.15K-147.903089
HF Energy-147.900752
Nuclear repulsion energy60.695436
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 B3LYP/3-21G*
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 3203 3081 12.92      
2 A1 2064 1986 267.13      
3 A1 1462 1407 30.63      
4 A1 1186 1141 0.03      
5 B1 600 578 175.92      
6 B1 565 543 16.18      
7 B2 3317 3191 0.01      
8 B2 1136 1093 1.11      
9 B2 421 405 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6976.7 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 6711.6 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 B3LYP/3-21G*
ABC
9.36634 0.37072 0.35660

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.147
N2 0.000 0.000 0.150
N3 0.000 0.000 1.310
H4 0.000 0.945 -1.668
H5 0.000 -0.945 -1.668

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.29772.45701.07861.0786
N21.29771.15922.04882.0488
N32.45701.15923.12343.1234
H41.07862.04883.12341.8899
H51.07862.04883.12341.8899

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 118.829
N2 C1 H5 118.829 H4 C1 H5 122.342
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.209      
2 N -0.169      
3 N -0.081      
4 H 0.230      
5 H 0.230      


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 -1.561 1.561
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.748 0.000 0.000
y 0.000 -15.288 0.000
z 0.000 0.000 -18.376
Traceless
 xyz
x -1.916 0.000 0.000
y 0.000 3.274 0.000
z 0.000 0.000 -1.359
Polar
3z2-r2-2.717
x2-y2-3.460
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.053 0.000 0.000
y 0.000 1.930 0.000
z 0.000 0.000 5.987


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