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

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-189.213351
Energy at 298.15K-189.220775
HF Energy-189.213351
Nuclear repulsion energy120.038101
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 B3PW91/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 3134 3024 0.00      
2 Ag 3026 2920 0.00      
3 Ag 1705 1645 0.00      
4 Ag 1436 1386 0.00      
5 Ag 1378 1330 0.00      
6 Ag 1211 1169 0.00      
7 Ag 929 897 0.00      
8 Ag 597 576 0.00      
9 Au 3123 3014 20.33      
10 Au 1441 1390 15.44      
11 Au 1119 1080 0.63      
12 Au 291 280 5.95      
13 Au 166 160 3.17      
14 Bg 3123 3014 0.00      
15 Bg 1439 1389 0.00      
16 Bg 1020 984 0.00      
17 Bg 232 224 0.00      
18 Bu 3134 3024 29.20      
19 Bu 3024 2918 51.58      
20 Bu 1443 1393 29.88      
21 Bu 1381 1332 1.22      
22 Bu 1117 1078 1.05      
23 Bu 1045 1009 13.16      
24 Bu 349 337 14.60      

Unscaled Zero Point Vibrational Energy (zpe) 18431.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 17786.3 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 B3PW91/cc-pVDZ
ABC
1.38693 0.14916 0.14183

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.372 0.496 0.000
N2 -0.372 -0.496 0.000
C3 -0.372 1.750 0.000
C4 0.372 -1.750 0.000
H5 -1.463 1.592 0.000
H6 1.463 -1.592 0.000
H7 -0.063 2.329 0.885
H8 -0.063 2.329 -0.885
H9 0.063 -2.329 0.885
H10 0.063 -2.329 -0.885

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23951.45762.24562.13702.35602.08162.08162.97662.9766
N21.23952.24561.45762.35602.13702.97662.97662.08162.0816
C31.45762.24563.57751.10233.81231.10201.10204.19654.1965
C42.24561.45763.57753.81231.10234.19654.19651.10201.1020
H52.13702.35601.10233.81234.32421.81271.81274.29984.2998
H62.35602.13703.81231.10234.32424.29984.29981.81271.8127
H72.08162.97661.10204.19651.81274.29981.76994.66034.9850
H82.08162.97661.10204.19651.81274.29981.76994.98504.6603
H92.97662.08164.19651.10204.29981.81274.66034.98501.7699
H102.97662.08164.19651.10204.29981.81274.98504.66031.7699

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 112.483 N1 C3 H5 112.449
N1 C3 H7 108.025 N1 C3 H8 108.025
N2 N1 C3 112.483 N2 C4 H6 112.449
N2 C4 H9 108.025 N2 C4 H10 108.025
H5 C3 H7 110.643 H5 C3 H8 110.643
H6 C4 H9 110.643 H6 C4 H10 110.643
H7 C3 H8 106.840 H9 C4 H10 106.840
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.167      
2 N -0.167      
3 C 0.020      
4 C 0.020      
5 H 0.034      
6 H 0.034      
7 H 0.057      
8 H 0.057      
9 H 0.057      
10 H 0.057      


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 -27.325 -1.323 0.000
y -1.323 -20.172 0.000
z 0.000 0.000 -24.192
Traceless
 xyz
x -5.143 -1.323 0.000
y -1.323 5.587 0.000
z 0.000 0.000 -0.444
Polar
3z2-r2-0.888
x2-y2-7.154
xy-1.323
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.890 -0.357 0.000
y -0.357 8.522 0.000
z 0.000 0.000 4.163


<r2> (average value of r2) Å2
<r2> 92.899
(<r2>)1/2 9.638