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

using model chemistry: B2PLYP/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 B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-203.913260
Energy at 298.15K-203.917862
HF Energy-203.689679
Nuclear repulsion energy107.382453
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 B2PLYP/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' 3190 3055 9.26      
2 A' 3043 2914 47.26      
3 A' 2208 2114 370.65      
4 A' 1483 1421 14.63      
5 A' 1438 1377 15.64      
6 A' 1337 1280 98.00      
7 A' 1145 1096 14.08      
8 A' 935 896 17.88      
9 A' 660 632 9.99      
10 A' 244 233 7.02      
11 A" 3117 2985 29.71      
12 A" 1483 1420 6.58      
13 A" 1102 1055 0.27      
14 A" 556 532 9.48      
15 A" 117 112 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 11027.5 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 10561.0 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 B2PLYP/cc-pVDZ
ABC
1.51576 0.17536 0.16209

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.081 -1.574 0.000
N2 0.681 -0.314 0.000
N3 0.000 0.720 0.000
N4 -0.501 1.759 0.000
H5 0.655 -2.385 0.000
H6 -0.714 -1.667 0.898
H7 -0.714 -1.667 -0.898

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47292.29543.35901.09561.10281.1028
N21.47291.23832.38632.07142.14152.1415
N32.29541.23831.15333.17352.64882.6488
N43.35902.38631.15334.30213.54823.5482
H51.09562.07143.17354.30211.78801.7880
H61.10282.14152.64883.54821.78801.7966
H71.10282.14152.64883.54821.78801.7966

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 115.428 N2 C1 H5 106.579
N2 C1 H6 111.690 N2 C1 H7 111.690
N2 N3 N4 172.377 H5 C1 H6 108.847
H5 C1 H7 108.847 H6 C1 H7 109.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.059      
2 N -0.280      
3 N 0.237      
4 N -0.162      
5 H 0.055      
6 H 0.046      
7 H 0.046      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.655 -2.168 0.000 2.265
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.571 1.695 0.000
y 1.695 -23.737 0.000
z 0.000 0.000 -23.023
Traceless
 xyz
x -1.191 1.695 0.000
y 1.695 0.059 0.000
z 0.000 0.000 1.132
Polar
3z2-r22.263
x2-y2-0.834
xy1.695
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.623 -1.315 0.000
y -1.315 7.366 0.000
z 0.000 0.000 2.822


<r2> (average value of r2) Å2
<r2> 75.044
(<r2>)1/2 8.663