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

using model chemistry: PBEPBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at PBEPBE/3-21G
 hartrees
Energy at 0K-187.977781
Energy at 298.15K-187.985052
HF Energy-187.977781
Nuclear repulsion energy117.083671
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 PBEPBE/3-21G
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 3067 3039 0.00      
2 Ag 2971 2944 0.00      
3 Ag 1498 1484 0.00      
4 Ag 1404 1392 0.00      
5 Ag 1312 1300 0.00      
6 Ag 1135 1124 0.00      
7 Ag 823 815 0.00      
8 Ag 565 560 0.00      
9 Au 3057 3029 22.49      
10 Au 1492 1478 19.82      
11 Au 1097 1087 0.25      
12 Au 272 270 7.73      
13 Au 169 168 5.03      
14 Bg 3057 3029 0.00      
15 Bg 1490 1476 0.00      
16 Bg 997 988 0.00      
17 Bg 226 224 0.00      
18 Bu 3066 3038 27.46      
19 Bu 2969 2942 31.83      
20 Bu 1491 1477 29.53      
21 Bu 1372 1359 8.64      
22 Bu 1103 1093 1.77      
23 Bu 906 898 6.39      
24 Bu 330 327 16.88      

Unscaled Zero Point Vibrational Energy (zpe) 17933.3 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 17770.1 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 PBEPBE/3-21G
ABC
1.28683 0.14287 0.13523

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.399 0.510 0.000
N2 -0.399 -0.510 0.000
C3 -0.399 1.790 0.000
C4 0.399 -1.790 0.000
H5 -1.485 1.593 0.000
H6 1.485 -1.593 0.000
H7 -0.100 2.365 0.893
H8 -0.100 2.365 -0.893
H9 0.100 -2.365 0.893
H10 0.100 -2.365 -0.893

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.29571.50882.30052.17302.36672.11882.11883.02583.0258
N21.29572.30051.50882.36672.17303.02583.02582.11882.1188
C31.50882.30053.66871.10323.87251.10361.10364.27994.2799
C42.30051.50883.66873.87251.10324.27994.27991.10361.1036
H52.17302.36671.10323.87254.35511.81971.81974.35644.3564
H62.36672.17303.87251.10324.35514.35644.35641.81971.8197
H72.11883.02581.10364.27991.81974.35641.78674.73495.0607
H82.11883.02581.10364.27991.81974.35641.78675.06074.7349
H93.02582.11884.27991.10364.35641.81974.73495.06071.7867
H103.02582.11884.27991.10364.35641.81975.06074.73491.7867

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 109.997 N1 C3 H5 111.645
N1 C3 H7 107.375 N1 C3 H8 107.375
N2 N1 C3 109.997 N2 C4 H6 111.645
N2 C4 H9 107.375 N2 C4 H10 107.375
H5 C3 H7 111.086 H5 C3 H8 111.086
H6 C4 H9 111.086 H6 C4 H10 111.086
H7 C3 H8 108.086 H9 C4 H10 108.086
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.200      
2 N -0.200      
3 C -0.475      
4 C -0.475      
5 H 0.215      
6 H 0.215      
7 H 0.230      
8 H 0.230      
9 H 0.230      
10 H 0.230      


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 -27.481 -1.821 0.000
y -1.821 -19.552 0.000
z 0.000 0.000 -24.375
Traceless
 xyz
x -5.517 -1.821 0.000
y -1.821 6.376 0.000
z 0.000 0.000 -0.859
Polar
3z2-r2-1.718
x2-y2-7.929
xy-1.821
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.280 -0.356 0.000
y -0.356 8.141 0.000
z 0.000 0.000 3.716


<r2> (average value of r2) Å2
<r2> 96.215
(<r2>)1/2 9.809