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

using model chemistry: HF/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 HF/6-31G*
 hartrees
Energy at 0K-202.867871
Energy at 298.15K-202.872648
HF Energy-202.867871
Nuclear repulsion energy109.747658
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/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' 3338 2999 20.58      
2 A' 3199 2875 51.29      
3 A' 2475 2224 750.57      
4 A' 1641 1475 15.14      
5 A' 1603 1440 14.23      
6 A' 1389 1248 307.20      
7 A' 1269 1140 11.06      
8 A' 1016 913 29.17      
9 A' 737 662 8.26      
10 A' 275 247 5.07      
11 A" 3257 2926 51.96      
12 A" 1644 1477 5.17      
13 A" 1223 1099 2.00      
14 A" 669 601 23.70      
15 A" 114 103 1.39      

Unscaled Zero Point Vibrational Energy (zpe) 11924.7 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 10714.3 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/6-31G*
ABC
1.43909 0.18700 0.17078

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.057 -1.531 0.000
N2 0.708 -0.282 0.000
N3 0.000 0.721 0.000
N4 -0.560 1.671 0.000
H5 0.667 -2.331 0.000
H6 -0.681 -1.625 0.884
H7 -0.681 -1.625 -0.884

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46502.25353.24141.07881.08591.0859
N21.46501.22792.32822.04992.12442.1244
N32.25351.22791.10223.12472.59802.5980
N43.24142.32821.10224.18593.41433.4143
H51.07882.04993.12474.18591.75951.7595
H61.08592.12442.59803.41431.75951.7680
H71.08592.12442.59803.41431.75951.7680

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 113.318 N2 C1 H5 106.396
N2 C1 H6 111.920 N2 C1 H7 111.920
N2 N3 N4 175.323 H5 C1 H6 108.746
H5 C1 H7 108.746 H6 C1 H7 108.997
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.304      
2 N -0.450      
3 N 0.423      
4 N -0.223      
5 H 0.204      
6 H 0.175      
7 H 0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.136 -1.656 0.000 2.008
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.555 1.693 0.000
y 1.693 -23.080 0.000
z 0.000 0.000 -23.419
Traceless
 xyz
x -2.306 1.693 0.000
y 1.693 1.407 0.000
z 0.000 0.000 0.899
Polar
3z2-r21.797
x2-y2-2.476
xy1.693
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.602 -1.435 0.000
y -1.435 6.667 0.000
z 0.000 0.000 2.710


<r2> (average value of r2) Å2
<r2> 72.183
(<r2>)1/2 8.496