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

using model chemistry: B2PLYP/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 B2PLYP/STO-3G
 hartrees
Energy at 0K-201.147152
Energy at 298.15K-201.151420
HF Energy-201.025283
Nuclear repulsion energy102.171908
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 B2PLYP/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' 3523 3523 0.60      
2 A' 3322 3322 1.95      
3 A' 2093 2093 29.16      
4 A' 1672 1672 8.10      
5 A' 1563 1563 18.88      
6 A' 1201 1201 35.26      
7 A' 1181 1181 17.55      
8 A' 903 903 3.80      
9 A' 601 601 3.98      
10 A' 227 227 5.44      
11 A" 3489 3489 1.31      
12 A" 1670 1670 4.93      
13 A" 1141 1141 0.52      
14 A" 398 398 2.81      
15 A" 158 158 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 11570.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11570.4 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 B2PLYP/STO-3G
ABC
1.36536 0.16050 0.14775

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.225 -1.618 0.000
N2 0.724 -0.409 0.000
N3 0.000 0.720 0.000
N4 -0.346 1.902 0.000
H5 0.428 -2.506 0.000
H6 -0.864 -1.637 0.903
H7 -0.864 -1.637 -0.903

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.53712.34833.52171.10231.10581.1058
N21.53711.34132.54682.11732.20082.2008
N32.34831.34131.23173.25362.66702.6670
N43.52172.54681.23174.47493.68843.6884
H51.10232.11733.25364.47491.79961.7996
H61.10582.20082.66703.68841.79961.8056
H71.10582.20082.66703.68841.79961.8056

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 109.148 N2 C1 H5 105.494
N2 C1 H6 111.718 N2 C1 H7 111.718
N2 N3 N4 163.606 H5 C1 H6 109.170
H5 C1 H7 109.170 H6 C1 H7 109.455
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.130      
2 N -0.133      
3 N 0.026      
4 N -0.034      
5 H 0.096      
6 H 0.088      
7 H 0.088      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.944 -1.725 0.000 1.966
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.642 1.584 0.000
y 1.584 -22.378 0.000
z 0.000 0.000 -21.472
Traceless
 xyz
x -0.717 1.584 0.000
y 1.584 -0.321 0.000
z 0.000 0.000 1.038
Polar
3z2-r22.076
x2-y2-0.264
xy1.584
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.799 -0.837 0.000
y -0.837 5.343 0.000
z 0.000 0.000 1.274


<r2> (average value of r2) Å2
<r2> 79.418
(<r2>)1/2 8.912