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

using model chemistry: LSDA/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 LSDA/cc-pVDZ
 hartrees
Energy at 0K-203.011565
Energy at 298.15K-203.016110
HF Energy-203.011565
Nuclear repulsion energy108.034991
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 LSDA/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' 3099 3065 2.70      
2 A' 2942 2910 43.80      
3 A' 2295 2270 369.78      
4 A' 1428 1412 55.64      
5 A' 1383 1368 4.51      
6 A' 1350 1335 30.05      
7 A' 1089 1077 11.61      
8 A' 967 956 19.22      
9 A' 655 648 9.69      
10 A' 238 236 7.72      
11 A" 3015 2982 17.66      
12 A" 1393 1378 10.31      
13 A" 1043 1031 0.17      
14 A" 570 564 11.06      
15 A" 94 93 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 10779.9 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 10661.3 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 LSDA/cc-pVDZ
ABC
1.62085 0.17528 0.16321

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.068 -1.569 0.000
N2 0.649 -0.316 0.000
N3 0.000 0.720 0.000
N4 -0.486 1.763 0.000
H5 0.682 -2.380 0.000
H6 -0.708 -1.686 0.903
H7 -0.708 -1.686 -0.903

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.44362.28953.35721.10521.11331.1133
N21.44361.22262.36832.06462.13012.1301
N32.28951.22261.15023.17432.66612.6661
N43.35722.36831.15024.30423.57223.5722
H51.10522.06463.17434.30421.79711.7971
H61.11332.13012.66613.57221.79711.8068
H71.11332.13012.66613.57221.79711.8068

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 118.107 N2 C1 H5 107.458
N2 C1 H6 112.182 N2 C1 H7 112.182
N2 N3 N4 172.896 H5 C1 H6 108.198
H5 C1 H7 108.198 H6 C1 H7 108.473
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.103      
2 N -0.231      
3 N 0.259      
4 N -0.196      
5 H 0.097      
6 H 0.087      
7 H 0.087      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.507 -2.357 0.000 2.411
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.241 1.724 0.000
y 1.724 -23.895 0.000
z 0.000 0.000 -22.842
Traceless
 xyz
x -0.872 1.724 0.000
y 1.724 -0.354 0.000
z 0.000 0.000 1.226
Polar
3z2-r22.451
x2-y2-0.346
xy1.724
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.626 -1.211 0.000
y -1.211 7.505 0.000
z 0.000 0.000 2.918


<r2> (average value of r2) Å2
<r2> 74.698
(<r2>)1/2 8.643