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

using model chemistry: PBE1PBE/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 PBE1PBE/3-21G
 hartrees
Energy at 0K-187.986628
Energy at 298.15K-187.994019
HF Energy-187.986628
Nuclear repulsion energy118.433947
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 PBE1PBE/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 3161 3035 0.00      
2 Ag 3062 2940 0.00      
3 Ag 1558 1496 0.00      
4 Ag 1490 1431 0.00      
5 Ag 1411 1356 0.00      
6 Ag 1197 1149 0.00      
7 Ag 876 841 0.00      
8 Ag 592 569 0.00      
9 Au 3148 3023 19.82      
10 Au 1539 1478 22.00      
11 Au 1145 1099 0.24      
12 Au 285 274 8.90      
13 Au 168 162 4.49      
14 Bg 3148 3023 0.00      
15 Bg 1537 1476 0.00      
16 Bg 1045 1004 0.00      
17 Bg 227 218 0.00      
18 Bu 3160 3035 21.84      
19 Bu 3060 2939 26.17      
20 Bu 1538 1477 32.17      
21 Bu 1431 1374 9.93      
22 Bu 1153 1108 1.29      
23 Bu 974 936 3.46      
24 Bu 341 328 18.06      

Unscaled Zero Point Vibrational Energy (zpe) 18622.8 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 17885.3 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 PBE1PBE/3-21G
ABC
1.34026 0.14520 0.13780

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.387 0.504 0.000
N2 -0.387 -0.504 0.000
C3 -0.387 1.777 0.000
C4 0.387 -1.777 0.000
H5 -1.465 1.590 0.000
H6 1.465 -1.590 0.000
H7 -0.088 2.346 0.887
H8 -0.088 2.346 -0.887
H9 0.088 -2.346 0.887
H10 0.088 -2.346 -0.887

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.27011.48982.28102.14702.35552.09902.09902.99962.9996
N21.27012.28101.48982.35552.14702.99962.99962.09902.0990
C31.48982.28103.63761.09463.84311.09501.09504.24434.2443
C42.28101.48983.63763.84311.09464.24434.24431.09501.0950
H52.14702.35551.09463.84314.32471.80381.80384.32374.3237
H62.35552.14703.84311.09464.32474.32374.32371.80381.8038
H72.09902.99961.09504.24431.80384.32371.77334.69575.0194
H82.09902.99961.09504.24431.80384.32371.77335.01944.6957
H92.99962.09904.24431.09504.32371.80384.69575.01941.7733
H102.99962.09904.24431.09504.32371.80385.01944.69571.7733

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 111.232 N1 C3 H5 111.433
N1 C3 H7 107.614 N1 C3 H8 107.614
N2 N1 C3 111.232 N2 C4 H6 111.433
N2 C4 H9 107.614 N2 C4 H10 107.614
H5 C3 H7 110.941 H5 C3 H8 110.941
H6 C4 H9 110.941 H6 C4 H10 110.941
H7 C3 H8 108.141 H9 C4 H10 108.141
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.223      
2 N -0.223      
3 C -0.490      
4 C -0.490      
5 H 0.228      
6 H 0.228      
7 H 0.242      
8 H 0.242      
9 H 0.242      
10 H 0.242      


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 -27.491 -1.937 0.000
y -1.937 -19.344 0.000
z 0.000 0.000 -24.338
Traceless
 xyz
x -5.650 -1.937 0.000
y -1.937 6.571 0.000
z 0.000 0.000 -0.921
Polar
3z2-r2-1.842
x2-y2-8.147
xy-1.937
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.091 -0.184 0.000
y -0.184 7.677 0.000
z 0.000 0.000 3.630


<r2> (average value of r2) Å2
<r2> 94.706
(<r2>)1/2 9.732