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

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-34.661238
Energy at 298.15K-34.668575
HF Energy-34.661238
Nuclear repulsion energy67.033606
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 B3LYP/CEP-31G*
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 3115 3008 0.00      
2 Ag 3024 2920 0.00      
3 Ag 1660 1603 0.00      
4 Ag 1470 1420 0.00      
5 Ag 1410 1362 0.00      
6 Ag 1198 1157 0.00      
7 Ag 918 886 0.00      
8 Ag 581 561 0.00      
9 Au 3100 2994 67.60      
10 Au 1472 1422 16.74      
11 Au 1129 1090 0.00      
12 Au 285 275 9.06      
13 Au 156 151 2.76      
14 Bg 3101 2994 0.00      
15 Bg 1472 1421 0.00      
16 Bg 1030 994 0.00      
17 Bg 217 210 0.00      
18 Bu 3114 3007 63.03      
19 Bu 3021 2918 77.23      
20 Bu 1476 1425 28.87      
21 Bu 1411 1363 0.73      
22 Bu 1126 1087 0.03      
23 Bu 1011 976 5.10      
24 Bu 347 335 17.48      

Unscaled Zero Point Vibrational Energy (zpe) 18421.0 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 17789.2 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 B3LYP/CEP-31G*
ABC
1.35181 0.14543 0.13816

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.380 0.504 0.000
N2 -0.380 -0.504 0.000
C3 -0.380 1.773 0.000
C4 0.380 -1.773 0.000
H5 -1.473 1.612 0.000
H6 1.473 -1.612 0.000
H7 -0.073 2.353 0.889
H8 -0.073 2.353 -0.889
H9 0.073 -2.353 0.889
H10 0.073 -2.353 -0.889

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.26321.47892.27692.15922.38192.10102.10103.00833.0083
N21.26322.27691.47892.38192.15923.00833.00832.10102.1010
C31.47892.27693.62591.10453.85891.10521.10524.24484.2448
C42.27691.47893.62593.85891.10454.24484.24481.10521.1052
H52.15922.38191.10453.85894.36751.81631.81634.34804.3480
H62.38192.15923.85891.10454.36754.34804.34801.81631.8163
H72.10103.00831.10524.24481.81634.34801.77794.70875.0331
H82.10103.00831.10524.24481.81634.34801.77795.03314.7087
H93.00832.10104.24481.10524.34801.81634.70875.03311.7779
H103.00832.10104.24481.10524.34801.81635.03314.70871.7779

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 112.030 N1 C3 H5 112.593
N1 C3 H7 107.917 N1 C3 H8 107.917
N2 N1 C3 112.030 N2 C4 H6 112.593
N2 C4 H9 107.917 N2 C4 H10 107.917
H5 C3 H7 110.558 H5 C3 H8 110.558
H6 C4 H9 110.558 H6 C4 H10 110.558
H7 C3 H8 107.088 H9 C4 H10 107.088
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.031      
2 N -0.031      
3 C -0.546      
4 C -0.546      
5 H 0.204      
6 H 0.204      
7 H 0.187      
8 H 0.187      
9 H 0.187      
10 H 0.187      


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 -27.226 -1.920 0.000
y -1.920 -19.399 0.000
z 0.000 0.000 -24.026
Traceless
 xyz
x -5.514 -1.920 0.000
y -1.920 6.227 0.000
z 0.000 0.000 -0.713
Polar
3z2-r2-1.426
x2-y2-7.827
xy-1.920
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.350 0.019 0.000
y 0.019 8.015 0.000
z 0.000 0.000 3.820


<r2> (average value of r2) Å2
<r2> 79.863
(<r2>)1/2 8.937