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

using model chemistry: B3PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-204.043343
Energy at 298.15K-204.047949
HF Energy-204.043343
Nuclear repulsion energy108.011075
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 B3PW91/aug-cc-pVDZ
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' 3172 3060 8.13      
2 A' 3025 2918 46.66      
3 A' 2270 2190 531.63      
4 A' 1465 1413 22.34      
5 A' 1423 1373 1.85      
6 A' 1361 1313 119.52      
7 A' 1135 1095 12.87      
8 A' 943 910 17.34      
9 A' 664 641 9.29      
10 A' 246 238 6.08      
11 A" 3099 2989 25.75      
12 A" 1464 1413 8.31      
13 A" 1090 1051 0.29      
14 A" 569 549 5.55      
15 A" 108 104 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 11017.1 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 10627.1 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 B3PW91/aug-cc-pVDZ
ABC
1.53076 0.17724 0.16386

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.074 -1.568 0.000
N2 0.676 -0.307 0.000
N3 0.000 0.721 0.000
N4 -0.508 1.743 0.000
H5 0.668 -2.371 0.000
H6 -0.703 -1.664 0.898
H7 -0.703 -1.664 -0.898

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46772.29063.33971.09351.10061.1006
N21.46771.23072.36752.06442.13352.1335
N32.29061.23071.14113.16382.64412.6441
N43.33972.36751.14114.27923.52923.5292
H51.09352.06443.16384.27921.78521.7852
H61.10062.13352.64413.52921.78521.7958
H71.10062.13352.64413.52921.78521.7958

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 115.909 N2 C1 H5 106.500
N2 C1 H6 111.549 N2 C1 H7 111.549
N2 N3 N4 173.073 H5 C1 H6 108.901
H5 C1 H7 108.901 H6 C1 H7 109.341
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.764      
2 N -0.474      
3 N 0.649      
4 N -0.558      
5 H -0.220      
6 H -0.080      
7 H -0.080      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.634 -2.258 0.000 2.345
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.003 1.726 0.000
y 1.726 -23.878 0.000
z 0.000 0.000 -23.329
Traceless
 xyz
x -1.399 1.726 0.000
y 1.726 0.288 0.000
z 0.000 0.000 1.112
Polar
3z2-r22.223
x2-y2-1.125
xy1.726
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.778 -1.267 0.000
y -1.267 8.402 0.000
z 0.000 0.000 4.027


<r2> (average value of r2) Å2
<r2> 74.611
(<r2>)1/2 8.638