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All results from a given calculation for CH2NN (diazomethane)

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-147.839756
Energy at 298.15K-147.842123
HF Energy-147.839756
Nuclear repulsion energy60.872176
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 B1B95/3-21G
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 3225 3085 16.01      
2 A1 2092 2002 279.47      
3 A1 1459 1396 31.49      
4 A1 1201 1149 0.00      
5 B1 620 593 199.01      
6 B1 575 550 4.25      
7 B2 3343 3199 0.18      
8 B2 1136 1086 0.79      
9 B2 429 410 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 7039.7 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 6734.9 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 B1B95/3-21G
ABC
9.37209 0.37308 0.35880

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.144
N2 0.000 0.000 0.150
N3 0.000 0.000 1.305
H4 0.000 0.945 -1.662
H5 0.000 -0.945 -1.662

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.29362.44931.07731.0773
N21.29361.15572.04302.0430
N32.44931.15573.11393.1139
H41.07732.04303.11391.8893
H51.07732.04303.11391.8893

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 118.731
N2 C1 H5 118.731 H4 C1 H5 122.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.235      
2 N -0.184      
3 N -0.077      
4 H 0.248      
5 H 0.248      


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 -1.580 1.580
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.786 0.000 0.000
y 0.000 -15.232 0.000
z 0.000 0.000 -18.240
Traceless
 xyz
x -2.050 0.000 0.000
y 0.000 3.281 0.000
z 0.000 0.000 -1.231
Polar
3z2-r2-2.463
x2-y2-3.554
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.056 0.000 0.000
y 0.000 1.924 0.000
z 0.000 0.000 5.989


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