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All results from a given calculation for CH3N3 (methyl azide)

using model chemistry: B2PLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-31G
 hartrees
Energy at 0K-203.742031
Energy at 298.15K-203.746521
HF Energy-203.570261
Nuclear repulsion energy105.537457
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 B2PLYP/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3211 3211 8.17      
2 A' 3066 3066 40.57      
3 A' 2061 2061 305.12      
4 A' 1553 1553 16.51      
5 A' 1500 1500 15.40      
6 A' 1278 1278 88.79      
7 A' 1164 1164 13.29      
8 A' 848 848 7.36      
9 A' 601 601 18.64      
10 A' 244 244 9.95      
11 A" 3140 3140 28.62      
12 A" 1552 1552 9.69      
13 A" 1136 1136 0.04      
14 A" 447 447 5.39      
15 A" 132 132 1.76      

Unscaled Zero Point Vibrational Energy (zpe) 10966.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10966.8 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 B2PLYP/6-31G
ABC
1.70711 0.16303 0.15317

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.491 -0.683 0.000
N2 0.000 -0.716 0.000
N3 0.639 0.366 0.000
N4 1.434 1.234 0.000
H5 -1.808 -1.723 0.000
H6 -1.881 -0.185 0.894
H7 -1.881 -0.185 -0.894

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.49122.37443.49721.08801.09481.0948
N21.49121.25692.42092.06982.14922.1492
N32.37441.25691.17713.21812.73062.7306
N43.49722.42091.17714.38873.71563.7156
H51.08802.06983.21814.38871.78031.7803
H61.09482.14922.73063.71561.78031.7878
H71.09482.14922.73063.71561.78031.7878

picture of methyl azide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 119.298 N2 C1 H5 105.676
N2 C1 H6 111.504 N2 C1 H7 111.504
N2 N3 N4 168.115 H5 C1 H6 109.291
H5 C1 H7 109.291 H6 C1 H7 109.476
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.274      
2 N -0.227      
3 N 0.054      
4 N -0.084      
5 H 0.189      
6 H 0.170      
7 H 0.170      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.850 -0.460 0.000 2.887
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.796 -0.693 0.000
y -0.693 -26.382 0.000
z 0.000 0.000 -23.446
Traceless
 xyz
x 2.118 -0.693 0.000
y -0.693 -3.261 0.000
z 0.000 0.000 1.143
Polar
3z2-r22.286
x2-y23.585
xy-0.693
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.623 2.558 0.000
y 2.558 5.479 0.000
z 0.000 0.000 2.586


<r2> (average value of r2) Å2
<r2> 78.686
(<r2>)1/2 8.871