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

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 CS 1A'
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-202.935123
Energy at 298.15K-202.939648
HF Energy-202.935123
Nuclear repulsion energy106.141914
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 A' 3169 3048 9.31      
2 A' 3042 2927 33.64      
3 A' 2035 1957 289.18      
4 A' 1557 1498 15.81      
5 A' 1477 1421 15.13      
6 A' 1207 1161 104.28      
7 A' 1142 1098 6.44      
8 A' 820 789 6.84      
9 A' 646 622 13.33      
10 A' 248 239 7.01      
11 A" 3100 2982 29.23      
12 A" 1560 1501 9.17      
13 A" 1102 1060 0.21      
14 A" 519 499 8.18      
15 A" 115 111 1.21      

Unscaled Zero Point Vibrational Energy (zpe) 10868.5 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 10455.5 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
1.50184 0.17023 0.15751

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.119 -1.602 0.000
N2 0.683 -0.328 0.000
N3 0.000 0.731 0.000
N4 -0.456 1.796 0.000
H5 0.612 -2.410 0.000
H6 -0.746 -1.683 0.895
H7 -0.746 -1.683 -0.895

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.50572.33623.41441.08951.09551.0955
N21.50571.26052.40992.08292.16322.1632
N32.33621.26051.15803.19992.68022.6802
N43.41442.40991.15804.33883.60333.6033
H51.08952.08293.19994.33881.78161.7816
H61.09552.16322.68023.60331.78161.7892
H71.09552.16322.68023.60331.78161.7892

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 114.961 N2 C1 H5 105.639
N2 C1 H6 111.558 N2 C1 H7 111.558
N2 N3 N4 170.337 H5 C1 H6 109.248
H5 C1 H7 109.248 H6 C1 H7 109.485
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 -0.416      
2 N -0.240      
3 N 0.040      
4 N -0.048      
5 H 0.234      
6 H 0.215      
7 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.975 -2.247 0.000 2.449
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.580 1.814 0.000
y 1.814 -23.149 0.000
z 0.000 0.000 -23.058
Traceless
 xyz
x -1.477 1.814 0.000
y 1.814 0.670 0.000
z 0.000 0.000 0.807
Polar
3z2-r21.613
x2-y2-1.431
xy1.814
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.061 -1.209 0.000
y -1.209 6.975 0.000
z 0.000 0.000 2.289


<r2> (average value of r2) Å2
<r2> 76.569
(<r2>)1/2 8.750