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

using model chemistry: B1B95/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-204.040380
Energy at 298.15K-204.045004
HF Energy-204.040380
Nuclear repulsion energy108.401194
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/aug-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' 3194 3059 7.81      
2 A' 3046 2917 45.56      
3 A' 2298 2201 561.62      
4 A' 1470 1408 25.33      
5 A' 1428 1368 1.02      
6 A' 1372 1314 127.84      
7 A' 1139 1091 13.18      
8 A' 956 916 18.32      
9 A' 671 643 8.70      
10 A' 246 236 5.94      
11 A" 3121 2989 25.38      
12 A" 1469 1407 8.29      
13 A" 1093 1047 0.39      
14 A" 580 556 6.04      
15 A" 109 105 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 11096.4 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 10629.3 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/aug-cc-pVDZ
ABC
1.51796 0.17924 0.16539

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.068 -1.560 0.000
N2 0.681 -0.302 0.000
N3 0.000 0.719 0.000
N4 -0.520 1.729 0.000
H5 0.671 -2.361 0.000
H6 -0.696 -1.654 0.895
H7 -0.696 -1.654 -0.895

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46402.27983.31981.09051.09731.0973
N21.46401.22782.36002.05912.12732.1273
N32.27981.22781.13613.15262.63012.6301
N43.31982.36001.13614.26033.50423.5042
H51.09052.05913.15264.26031.78031.7803
H61.09732.12732.63013.50421.78031.7909
H71.09732.12732.63013.50421.78031.7909

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 115.484 N2 C1 H5 106.514
N2 C1 H6 111.508 N2 C1 H7 111.508
N2 N3 N4 173.519 H5 C1 H6 108.921
H5 C1 H7 108.921 H6 C1 H7 109.372
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.908      
2 N -0.471      
3 N 0.605      
4 N -0.531      
5 H -0.266      
6 H -0.122      
7 H -0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.648 -2.191 0.000 2.285
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.069 1.716 0.000
y 1.716 -23.797 0.000
z 0.000 0.000 -23.338
Traceless
 xyz
x -1.501 1.716 0.000
y 1.716 0.407 0.000
z 0.000 0.000 1.094
Polar
3z2-r22.189
x2-y2-1.272
xy1.716
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.774 -1.286 0.000
y -1.286 8.300 0.000
z 0.000 0.000 4.003


<r2> (average value of r2) Å2
<r2> 74.058
(<r2>)1/2 8.606