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

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-189.218567
Energy at 298.15K 
HF Energy-189.218567
Nuclear repulsion energy119.641163
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/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3186 3062 2.21      
2 A1 3024 2907 24.85      
3 A1 1576 1515 9.87      
4 A1 1485 1427 0.99      
5 A1 1419 1364 40.63      
6 A1 1094 1051 12.37      
7 A1 823 791 0.72      
8 A1 333 320 1.05      
9 A2 3109 2989 0.00      
10 A2 1501 1443 0.00      
11 A2 1084 1042 0.00      
12 A2 465 447 0.00      
13 A2 95i 91i 0.00      
14 B1 3106 2985 64.34      
15 B1 1523 1464 41.74      
16 B1 946 910 1.06      
17 B1 135 130 0.07      
18 B2 3184 3060 39.09      
19 B2 3023 2906 2.91      
20 B2 1476 1419 22.66      
21 B2 1405 1350 1.18      
22 B2 1157 1112 6.50      
23 B2 873 839 19.42      
24 B2 612 588 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 18221.0 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 17514.0 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/LANL2DZ
ABC
0.53143 0.21143 0.16048

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.636 -0.792
N2 0.000 -0.636 -0.792
C3 0.000 1.405 0.510
C4 0.000 -1.405 0.510
H5 0.000 2.465 0.252
H6 0.000 -2.465 0.252
H7 -0.891 1.177 1.114
H8 0.891 1.177 1.114
H9 0.891 -1.177 1.114
H10 -0.891 -1.177 1.114

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.27261.51212.42112.10563.27212.17182.17182.77692.7769
N21.27262.42111.51213.27212.10562.77692.77692.17182.1718
C31.51212.42112.80961.09103.87821.10011.10012.79682.7968
C42.42111.51212.80963.87821.09102.79682.79681.10011.1001
H52.10563.27211.09103.87824.92961.78761.78763.84673.8467
H63.27212.10563.87821.09104.92963.84673.84671.78761.7876
H72.17182.77691.10012.79681.78763.84671.78272.95242.3534
H82.17182.77691.10012.79681.78763.84671.78272.35342.9524
H92.77692.17182.79681.10013.84671.78762.95242.35341.7827
H102.77692.17182.79681.10013.84671.78762.35342.95241.7827

picture of (Z)-1,2-Dimethyldiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 C4 120.548 N1 C3 H5 106.855
N1 C3 H7 111.513 N1 C3 H8 111.513
N2 N1 C3 120.548 N2 C4 H6 106.855
N2 C4 H9 111.513 N2 C4 H10 111.513
H5 C3 H7 109.342 H5 C3 H8 109.342
H6 C4 H9 109.342 H6 C4 H10 109.342
H7 C3 H8 108.241 H9 C4 H10 108.241
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.054      
2 N -0.054      
3 C -0.623      
4 C -0.623      
5 H 0.247      
6 H 0.247      
7 H 0.215      
8 H 0.215      
9 H 0.215      
10 H 0.215      


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 3.945 3.945
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.357 0.000 0.000
y 0.000 -23.238 0.000
z 0.000 0.000 -29.713
Traceless
 xyz
x 2.119 0.000 0.000
y 0.000 3.797 0.000
z 0.000 0.000 -5.916
Polar
3z2-r2-11.832
x2-y2-1.119
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.840 0.000 0.000
y 0.000 7.061 0.000
z 0.000 0.000 4.808


<r2> (average value of r2) Å2
<r2> 83.302
(<r2>)1/2 9.127