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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/cc-pVDZ
 hartrees
Energy at 0K-203.884685
Energy at 298.15K-203.889222
HF Energy-203.884685
Nuclear repulsion energy107.055758
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 PBEPBEultrafine/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' 3095 3077 7.33      
2 A' 2943 2926 49.79      
3 A' 2207 2194 342.20      
4 A' 1416 1408 18.46      
5 A' 1378 1370 4.14      
6 A' 1326 1319 82.10      
7 A' 1096 1090 12.79      
8 A' 915 910 16.65      
9 A' 645 641 9.49      
10 A' 240 239 6.39      
11 A" 3013 2995 27.73      
12 A" 1413 1405 6.82      
13 A" 1049 1043 0.00      
14 A" 547 544 9.21      
15 A" 105 104 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 10693.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 10631.9 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 PBEPBEultrafine/cc-pVDZ
ABC
1.54985 0.17312 0.16062

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.086 -1.582 0.000
N2 0.669 -0.319 0.000
N3 0.000 0.723 0.000
N4 -0.482 1.776 0.000
H5 0.659 -2.396 0.000
H6 -0.725 -1.685 0.904
H7 -0.725 -1.685 -0.904

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47082.30663.38071.10411.11201.1120
N21.47081.23862.39022.07702.15072.1507
N32.30661.23861.15753.18852.67302.6730
N43.38072.39021.15754.32533.58553.5855
H51.10412.07703.18854.32531.79961.7996
H61.11202.15072.67303.58551.79961.8086
H71.11202.15072.67303.58551.79961.8086

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 116.453 N2 C1 H5 106.668
N2 C1 H6 112.011 N2 C1 H7 112.011
N2 N3 N4 171.936 H5 C1 H6 108.598
H5 C1 H7 108.598 H6 C1 H7 108.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.022      
2 N -0.263      
3 N 0.267      
4 N -0.192      
5 H 0.060      
6 H 0.053      
7 H 0.053      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.567 -2.225 0.000 2.296
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.245 1.658 0.000
y 1.658 -23.755 0.000
z 0.000 0.000 -22.887
Traceless
 xyz
x -0.924 1.658 0.000
y 1.658 -0.189 0.000
z 0.000 0.000 1.113
Polar
3z2-r22.227
x2-y2-0.490
xy1.658
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.648 -1.208 0.000
y -1.208 7.607 0.000
z 0.000 0.000 2.904


<r2> (average value of r2) Å2
<r2> 75.561
(<r2>)1/2 8.693