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

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-201.370550
Energy at 298.15K-201.374679
HF Energy-201.370550
Nuclear repulsion energy100.998925
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 BLYP/STO-3G
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' 3372 3120 0.51      
2 A' 3177 2940 1.81      
3 A' 1940 1795 24.49      
4 A' 1599 1479 7.83      
5 A' 1484 1373 14.20      
6 A' 1141 1056 24.75      
7 A' 1088 1007 16.45      
8 A' 846 782 2.64      
9 A' 568 525 4.01      
10 A' 219 202 3.84      
11 A" 3337 3087 2.33      
12 A" 1598 1479 5.29      
13 A" 1069 989 0.04      
14 A" 381 353 2.27      
15 A" 139 128 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 10979.1 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 10157.9 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 BLYP/STO-3G
ABC
1.31084 0.15741 0.14457

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.234 -1.636 0.000
N2 0.741 -0.411 0.000
N3 0.000 0.727 0.000
N4 -0.352 1.919 0.000
H5 0.429 -2.528 0.000
H6 -0.874 -1.651 0.912
H7 -0.874 -1.651 -0.912

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.56552.37493.55741.11081.11421.1142
N21.56551.35832.57422.13972.23082.2308
N32.37491.35831.24313.28322.69242.6924
N43.55742.57421.24314.51533.72113.7211
H51.11082.13973.28324.51531.81611.8161
H61.11422.23082.69243.72111.81611.8231
H71.11422.23082.69243.72111.81611.8231

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 108.424 N2 C1 H5 104.889
N2 C1 H6 111.597 N2 C1 H7 111.597
N2 N3 N4 163.401 H5 C1 H6 109.416
H5 C1 H7 109.416 H6 C1 H7 109.793
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.149      
2 N -0.116      
3 N 0.016      
4 N -0.038      
5 H 0.101      
6 H 0.093      
7 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.883 -1.801 0.000 2.006
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.489 1.548 0.000
y 1.548 -22.111 0.000
z 0.000 0.000 -21.465
Traceless
 xyz
x -0.702 1.548 0.000
y 1.548 -0.134 0.000
z 0.000 0.000 0.835
Polar
3z2-r21.671
x2-y2-0.379
xy1.548
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.844 -0.760 0.000
y -0.760 5.524 0.000
z 0.000 0.000 1.294


<r2> (average value of r2) Å2
<r2> 80.741
(<r2>)1/2 8.986