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

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-204.026705
Energy at 298.15K-204.031325
HF Energy-204.026705
Nuclear repulsion energy108.455054
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 B1B95/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' 3195 3071 7.74      
2 A' 3040 2922 46.04      
3 A' 2324 2234 468.73      
4 A' 1470 1413 25.28      
5 A' 1432 1377 1.07      
6 A' 1385 1331 116.29      
7 A' 1140 1096 13.34      
8 A' 965 927 20.40      
9 A' 678 652 8.72      
10 A' 248 239 6.36      
11 A" 3115 2995 28.07      
12 A" 1468 1411 7.35      
13 A" 1091 1049 0.12      
14 A" 591 568 12.89      
15 A" 102 98 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 11122.4 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 10690.8 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 B1B95/cc-pVDZ
ABC
1.52449 0.17937 0.16558

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.069 -1.557 0.000
N2 0.679 -0.303 0.000
N3 0.000 0.718 0.000
N4 -0.515 1.730 0.000
H5 0.669 -2.363 0.000
H6 -0.700 -1.659 0.896
H7 -0.700 -1.659 -0.896

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46012.27613.31741.09311.10061.1006
N21.46011.22642.35832.06052.13192.1319
N32.27611.22641.13583.15342.63532.6353
N43.31742.35831.13584.26163.51073.5107
H51.09312.06053.15344.26161.78131.7813
H61.10062.13192.63533.51071.78131.7912
H71.10062.13192.63533.51071.78131.7912

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 115.549 N2 C1 H5 106.728
N2 C1 H6 111.952 N2 C1 H7 111.952
N2 N3 N4 173.361 H5 C1 H6 108.581
H5 C1 H7 108.581 H6 C1 H7 108.923
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.046      
2 N -0.304      
3 N 0.290      
4 N -0.191      
5 H 0.059      
6 H 0.050      
7 H 0.050      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.676 -2.086 0.000 2.193
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.401 1.701 0.000
y 1.701 -23.404 0.000
z 0.000 0.000 -22.788
Traceless
 xyz
x -1.305 1.701 0.000
y 1.701 0.190 0.000
z 0.000 0.000 1.115
Polar
3z2-r22.230
x2-y2-0.997
xy1.701
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.612 -1.291 0.000
y -1.291 7.224 0.000
z 0.000 0.000 2.816


<r2> (average value of r2) Å2
<r2> 73.693
(<r2>)1/2 8.584