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

using model chemistry: B2PLYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-204.016064
Energy at 298.15K-204.020693
HF Energy-203.751348
Nuclear repulsion energy108.140685
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/cc-pVTZ
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' 3177 3048 9.37      
2 A' 3043 2919 44.40      
3 A' 2193 2104 446.15      
4 A' 1509 1448 13.99      
5 A' 1457 1398 13.88      
6 A' 1328 1274 110.85      
7 A' 1155 1108 11.53      
8 A' 924 886 18.37      
9 A' 674 646 10.22      
10 A' 245 235 6.89      
11 A" 3107 2981 27.04      
12 A" 1511 1449 6.89      
13 A" 1119 1073 0.48      
14 A" 577 554 7.64      
15 A" 115 111 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 11065.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 10616.2 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/cc-pVTZ
ABC
1.52325 0.17785 0.16420

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.072 -1.567 0.000
N2 0.681 -0.304 0.000
N3 0.000 0.720 0.000
N4 -0.514 1.739 0.000
H5 0.660 -2.366 0.000
H6 -0.697 -1.658 0.889
H7 -0.697 -1.658 -0.889

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47132.28873.33571.08361.09031.0903
N21.47131.22952.36642.06262.12712.1271
N32.28871.22951.14113.15592.63322.6332
N43.33572.36641.14114.26953.51653.5165
H51.08362.06263.15594.26951.76981.7698
H61.09032.12712.63323.51651.76981.7783
H71.09032.12712.63323.51651.76981.7783

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 115.573 N2 C1 H5 106.681
N2 C1 H6 111.402 N2 C1 H7 111.402
N2 N3 N4 173.149 H5 C1 H6 108.999
H5 C1 H7 108.999 H6 C1 H7 109.277
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.184      
2 N -0.222      
3 N 0.193      
4 N -0.114      
5 H 0.123      
6 H 0.102      
7 H 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.622 -2.248 0.000 2.333
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.914 1.746 0.000
y 1.746 -23.878 0.000
z 0.000 0.000 -23.232
Traceless
 xyz
x -1.359 1.746 0.000
y 1.746 0.196 0.000
z 0.000 0.000 1.164
Polar
3z2-r22.328
x2-y2-1.037
xy1.746
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.182 -1.335 0.000
y -1.335 7.785 0.000
z 0.000 0.000 3.336


<r2> (average value of r2) Å2
<r2> 74.391
(<r2>)1/2 8.625