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

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-202.934055
Energy at 298.15K-202.938817
HF Energy-202.934055
Nuclear repulsion energy110.226668
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 HF/TZVP
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' 3300 2998 18.50      
2 A' 3155 2867 55.57      
3 A' 2458 2233 845.10      
4 A' 1610 1463 18.29      
5 A' 1582 1437 12.45      
6 A' 1369 1244 352.90      
7 A' 1257 1142 9.97      
8 A' 1001 910 32.97      
9 A' 727 660 8.33      
10 A' 268 244 4.99      
11 A" 3209 2916 51.43      
12 A" 1617 1469 7.49      
13 A" 1210 1099 2.26      
14 A" 608 552 25.10      
15 A" 125 113 1.11      

Unscaled Zero Point Vibrational Energy (zpe) 11747.5 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 10673.7 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 HF/TZVP
ABC
1.44190 0.18873 0.17226

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.056 -1.527 0.000
N2 0.706 -0.276 0.000
N3 0.000 0.721 0.000
N4 -0.559 1.659 0.000
H5 0.666 -2.327 0.000
H6 -0.679 -1.621 0.884
H7 -0.679 -1.621 -0.884

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46532.24873.22591.07761.08591.0859
N21.46531.22132.31192.05162.12372.1237
N32.24871.22131.09243.11962.59342.5934
N43.22592.31191.09244.17023.39913.3991
H51.07762.05163.11964.17021.75811.7581
H61.08592.12372.59343.39911.75811.7686
H71.08592.12372.59343.39911.75811.7686

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 113.337 N2 C1 H5 106.574
N2 C1 H6 111.840 N2 C1 H7 111.840
N2 N3 N4 175.468 H5 C1 H6 108.710
H5 C1 H7 108.710 H6 C1 H7 109.051
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.184      
2 N -0.487      
3 N 0.636      
4 N -0.269      
5 H 0.123      
6 H 0.091      
7 H 0.091      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.189 -1.662 0.000 2.043
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.918 1.849 0.000
y 1.849 -23.322 0.000
z 0.000 0.000 -23.400
Traceless
 xyz
x -2.557 1.849 0.000
y 1.849 1.336 0.000
z 0.000 0.000 1.220
Polar
3z2-r22.440
x2-y2-2.595
xy1.849
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.107 -1.560 0.000
y -1.560 7.095 0.000
z 0.000 0.000 3.194


<r2> (average value of r2) Å2
<r2> 71.852
(<r2>)1/2 8.477