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

using model chemistry: B3LYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-189.294221
Energy at 298.15K-189.301619
HF Energy-189.294221
Nuclear repulsion energy119.694510
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/6-31+G**
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 3121 3009 0.00      
2 Ag 3028 2920 0.00      
3 Ag 1683 1623 0.00      
4 Ag 1476 1423 0.00      
5 Ag 1413 1362 0.00      
6 Ag 1213 1169 0.00      
7 Ag 929 895 0.00      
8 Ag 594 573 0.00      
9 Au 3110 2999 22.29      
10 Au 1476 1423 20.15      
11 Au 1139 1098 1.36      
12 Au 291 281 7.79      
13 Au 158 152 2.22      
14 Bg 3111 2999 0.00      
15 Bg 1476 1423 0.00      
16 Bg 1042 1005 0.00      
17 Bg 220 212 0.00      
18 Bu 3121 3009 35.31      
19 Bu 3027 2918 54.58      
20 Bu 1481 1428 31.94      
21 Bu 1418 1367 1.67      
22 Bu 1141 1100 1.11      
23 Bu 1026 989 9.49      
24 Bu 351 338 16.79      

Unscaled Zero Point Vibrational Energy (zpe) 18521.7 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 17858.6 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/6-31+G**
ABC
1.40344 0.14710 0.14009

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.369 0.499 0.000
N2 -0.369 -0.499 0.000
C3 -0.369 1.765 0.000
C4 0.369 -1.765 0.000
H5 -1.454 1.613 0.000
H6 1.454 -1.613 0.000
H7 -0.058 2.335 0.882
H8 -0.058 2.335 -0.882
H9 0.058 -2.335 0.882
H10 0.058 -2.335 -0.882

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.24031.46602.26392.13682.37432.08172.08172.98402.9840
N21.24032.26391.46602.37432.13682.98402.98402.08172.0817
C31.46602.26393.60701.09583.83901.09541.09544.21594.2159
C42.26391.46603.60703.83901.09584.21594.21591.09541.0954
H52.13682.37431.09583.83904.34371.80251.80254.31904.3190
H62.37432.13683.83901.09584.34374.31904.31901.80251.8025
H72.08172.98401.09544.21591.80254.31901.76464.67164.9937
H82.08172.98401.09544.21591.80254.31901.76464.99374.6716
H92.98402.08174.21591.09544.31901.80254.67164.99371.7646
H102.98402.08174.21591.09544.31901.80254.99374.67161.7646

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 113.285 N1 C3 H5 112.238
N1 C3 H7 107.849 N1 C3 H8 107.849
N2 N1 C3 113.285 N2 C4 H6 112.238
N2 C4 H9 107.849 N2 C4 H10 107.849
H5 C3 H7 110.701 H5 C3 H8 110.701
H6 C4 H9 110.701 H6 C4 H10 110.701
H7 C3 H8 107.312 H9 C4 H10 107.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.092      
2 N -0.092      
3 C -0.376      
4 C -0.376      
5 H 0.157      
6 H 0.157      
7 H 0.156      
8 H 0.156      
9 H 0.156      
10 H 0.156      


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 -28.604 -1.733 0.000
y -1.733 -20.347 0.000
z 0.000 0.000 -25.042
Traceless
 xyz
x -5.910 -1.733 0.000
y -1.733 6.476 0.000
z 0.000 0.000 -0.566
Polar
3z2-r2-1.132
x2-y2-8.257
xy-1.733
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.861 -0.139 0.000
y -0.139 9.089 0.000
z 0.000 0.000 4.917


<r2> (average value of r2) Å2
<r2> 94.191
(<r2>)1/2 9.705