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

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-202.894457
Energy at 298.15K-202.898905
HF Energy-202.894457
Nuclear repulsion energy104.834397
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/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' 3086 3069 11.28      
2 A' 2964 2947 37.17      
3 A' 1918 1908 211.16      
4 A' 1520 1512 14.19      
5 A' 1433 1425 17.75      
6 A' 1147 1141 86.39      
7 A' 1100 1094 1.51      
8 A' 774 770 5.01      
9 A' 618 615 13.09      
10 A' 240 238 6.58      
11 A" 3018 3002 32.37      
12 A" 1521 1512 7.66      
13 A" 1064 1059 0.38      
14 A" 486 484 5.50      
15 A" 118 117 1.00      

Unscaled Zero Point Vibrational Energy (zpe) 10503.6 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 10445.8 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 BLYP/3-21G
ABC
1.48969 0.16558 0.15345

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.137 -1.622 0.000
N2 0.685 -0.342 0.000
N3 0.000 0.735 0.000
N4 -0.433 1.830 0.000
H5 0.596 -2.438 0.000
H6 -0.768 -1.697 0.901
H7 -0.768 -1.697 -0.901

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.52152.36103.46541.09691.10281.1028
N21.52151.27582.44292.09862.18192.1819
N32.36101.27581.17813.22872.70522.7052
N43.46542.44291.17814.39123.65653.6565
H51.09692.09863.22874.39121.79501.7950
H61.10282.18192.70523.65651.79501.8023
H71.10282.18192.70523.65651.79501.8023

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 114.858 N2 C1 H5 105.393
N2 C1 H6 111.498 N2 C1 H7 111.498
N2 N3 N4 169.115 H5 C1 H6 109.371
H5 C1 H7 109.371 H6 C1 H7 109.603
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.397      
2 N -0.215      
3 N 0.038      
4 N -0.056      
5 H 0.221      
6 H 0.205      
7 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.869 -2.314 0.000 2.472
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.345 1.749 0.000
y 1.749 -23.242 0.000
z 0.000 0.000 -23.043
Traceless
 xyz
x -1.203 1.749 0.000
y 1.749 0.452 0.000
z 0.000 0.000 0.750
Polar
3z2-r21.500
x2-y2-1.103
xy1.749
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.087 -1.135 0.000
y -1.135 7.221 0.000
z 0.000 0.000 2.336


<r2> (average value of r2) Å2
<r2> 78.120
(<r2>)1/2 8.839