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All results from a given calculation for CH3NNCH3 ((E)-1,2-Dimethyldiazene)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-189.264049
Energy at 298.15K-189.271488
HF Energy-189.264049
Nuclear repulsion energy120.579063
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 mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3144 3000 0.00      
2 Ag 3047 2908 0.00      
3 Ag 1723 1644 0.00      
4 Ag 1491 1423 0.00      
5 Ag 1424 1359 0.00      
6 Ag 1234 1178 0.00      
7 Ag 948 905 0.00      
8 Ag 605 578 0.00      
9 Au 3133 2990 33.31      
10 Au 1490 1423 19.36      
11 Au 1151 1099 1.11      
12 Au 295 282 6.61      
13 Au 158 151 2.71      
14 Bg 3133 2990 0.00      
15 Bg 1490 1422 0.00      
16 Bg 1054 1006 0.00      
17 Bg 225 215 0.00      
18 Bu 3143 3000 41.27      
19 Bu 3046 2907 55.70      
20 Bu 1499 1430 36.23      
21 Bu 1427 1362 4.63      
22 Bu 1153 1101 1.22      
23 Bu 1057 1009 11.10      
24 Bu 353 337 14.71      

Unscaled Zero Point Vibrational Energy (zpe) 18711.0 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 17857.8 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 mPW1PW91/6-311G*
ABC
1.41316 0.14983 0.14260

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.368 0.494 0.000
N2 -0.368 -0.494 0.000
C3 -0.368 1.748 0.000
C4 0.368 -1.748 0.000
H5 -1.449 1.592 0.000
H6 1.449 -1.592 0.000
H7 -0.060 2.319 0.879
H8 -0.060 2.319 -0.879
H9 0.060 -2.319 0.879
H10 0.060 -2.319 -0.879

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23131.45392.24162.12292.34922.07072.07072.96302.9630
N21.23132.24161.45392.34922.12292.96302.96302.07072.0707
C31.45392.24163.57221.09253.80181.09241.09244.18284.1828
C42.24161.45393.57223.80181.09254.18284.18281.09241.0924
H52.12292.34921.09253.80184.30511.79731.79734.28324.2832
H62.34922.12293.80181.09254.30514.28324.28321.79731.7973
H72.07072.96301.09244.18281.79734.28321.75784.63984.9616
H82.07072.96301.09244.18281.79734.28321.75784.96164.6398
H92.96302.07074.18281.09244.28321.79734.63984.96161.7578
H102.96302.07074.18281.09244.28321.79734.96164.63981.7578

picture of (E)-1,2-Dimethyldiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 C4 112.928 N1 C3 H5 112.177
N1 C3 H7 107.983 N1 C3 H8 107.983
N2 N1 C3 112.928 N2 C4 H6 112.177
N2 C4 H9 107.983 N2 C4 H10 107.983
H5 C3 H7 110.685 H5 C3 H8 110.685
H6 C4 H9 110.685 H6 C4 H10 110.685
H7 C3 H8 107.137 H9 C4 H10 107.137
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.136      
2 N -0.136      
3 C -0.539      
4 C -0.539      
5 H 0.210      
6 H 0.210      
7 H 0.233      
8 H 0.233      
9 H 0.233      
10 H 0.233      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.737 -1.476 0.000
y -1.476 -20.264 0.000
z 0.000 0.000 -24.419
Traceless
 xyz
x -5.396 -1.476 0.000
y -1.476 5.815 0.000
z 0.000 0.000 -0.419
Polar
3z2-r2-0.837
x2-y2-7.474
xy-1.476
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.007 -0.239 0.000
y -0.239 8.428 0.000
z 0.000 0.000 4.245


<r2> (average value of r2) Å2
<r2> 92.551
(<r2>)1/2 9.620