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

using model chemistry: PBEPBE/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-189.046253
Energy at 298.15K-189.053595
HF Energy-189.046253
Nuclear repulsion energy119.353754
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/6-31G(2df,p)
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 3053 3022 0.00      
2 Ag 2954 2923 0.00      
3 Ag 1595 1579 0.00      
4 Ag 1414 1400 0.00      
5 Ag 1345 1331 0.00      
6 Ag 1169 1157 0.00      
7 Ag 891 882 0.00      
8 Ag 580 574 0.00      
9 Au 3042 3010 18.94      
10 Au 1420 1405 11.96      
11 Au 1093 1082 0.29      
12 Au 282 279 6.25      
13 Au 168 166 3.13      
14 Bg 3042 3011 0.00      
15 Bg 1419 1404 0.00      
16 Bg 992 982 0.00      
17 Bg 230 228 0.00      
18 Bu 3052 3021 32.35      
19 Bu 2952 2922 46.46      
20 Bu 1423 1408 24.42      
21 Bu 1350 1336 1.88      
22 Bu 1092 1081 1.07      
23 Bu 993 983 13.37      
24 Bu 339 336 15.24      

Unscaled Zero Point Vibrational Energy (zpe) 17944.4 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 17759.5 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/6-31G(2df,p)
ABC
1.36470 0.14771 0.14030

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.378 0.500 0.000
N2 -0.378 -0.500 0.000
C3 -0.378 1.758 0.000
C4 0.378 -1.758 0.000
H5 -1.469 1.598 0.000
H6 1.469 -1.598 0.000
H7 -0.070 2.340 0.885
H8 -0.070 2.340 -0.885
H9 0.070 -2.340 0.885
H10 0.070 -2.340 -0.885

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.25271.46722.25762.14882.36502.09042.09042.99042.9904
N21.25272.25761.46722.36502.14882.99042.99042.09042.0904
C31.46722.25763.59581.10343.83061.10351.10354.21604.2160
C42.25761.46723.59583.83061.10344.21604.21601.10351.1035
H52.14882.36501.10343.83064.34191.81481.81484.31974.3197
H62.36502.14883.83061.10344.34194.31974.31971.81481.8148
H72.09042.99041.10354.21601.81484.31971.77084.68185.0055
H82.09042.99041.10354.21601.81484.31971.77085.00554.6818
H92.99042.09044.21601.10354.31971.81484.68185.00551.7708
H102.99042.09044.21601.10354.31971.81485.00554.68181.7708

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 111.961 N1 C3 H5 112.653
N1 C3 H7 107.976 N1 C3 H8 107.976
N2 N1 C3 111.961 N2 C4 H6 112.653
N2 C4 H9 107.976 N2 C4 H10 107.976
H5 C3 H7 110.642 H5 C3 H8 110.642
H6 C4 H9 110.642 H6 C4 H10 110.642
H7 C3 H8 106.721 H9 C4 H10 106.721
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.104      
2 N -0.104      
3 C -0.318      
4 C -0.318      
5 H 0.130      
6 H 0.130      
7 H 0.146      
8 H 0.146      
9 H 0.146      
10 H 0.146      


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 -27.139 -1.361 0.000
y -1.361 -20.171 0.000
z 0.000 0.000 -24.222
Traceless
 xyz
x -4.943 -1.361 0.000
y -1.361 5.510 0.000
z 0.000 0.000 -0.567
Polar
3z2-r2-1.134
x2-y2-6.968
xy-1.361
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.962 -0.387 0.000
y -0.387 8.755 0.000
z 0.000 0.000 4.357


<r2> (average value of r2) Å2
<r2> 93.655
(<r2>)1/2 9.678