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All results from a given calculation for C2H6N2O2 ((E)-Azodioxymethane)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-337.607422
Energy at 298.15K-337.616296
Nuclear repulsion energy254.842686
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 B3PW91/3-21G
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 3232 3107 0.00      
2 Ag 3092 2972 0.00      
3 Ag 1551 1491 0.00      
4 Ag 1460 1403 0.00      
5 Ag 1378 1324 0.00      
6 Ag 1315 1264 0.00      
7 Ag 1073 1031 0.00      
8 Ag 729 701 0.00      
9 Ag 603 580 0.00      
10 Ag 378 364 0.00      
11 Au 3164 3042 4.70      
12 Au 1525 1466 32.50      
13 Au 1150 1106 0.93      
14 Au 290 279 1.62      
15 Au 202 194 14.29      
16 Au 131 126 3.56      
17 Bg 3163 3041 0.00      
18 Bg 1521 1462 0.00      
19 Bg 1120 1077 0.00      
20 Bg 472 454 0.00      
21 Bg 165 158 0.00      
22 Bu 3233 3107 0.66      
23 Bu 3092 2972 6.20      
24 Bu 1535 1476 18.19      
25 Bu 1449 1393 19.07      
26 Bu 1267 1218 96.74      
27 Bu 1134 1090 41.38      
28 Bu 917 882 41.14      
29 Bu 484 465 31.03      
30 Bu 292 281 28.73      

Unscaled Zero Point Vibrational Energy (zpe) 20557.5 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 19759.8 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 B3PW91/3-21G
ABC
0.16235 0.13222 0.07493

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.666 0.000
N2 0.000 -0.666 0.000
O3 -1.131 1.346 0.000
O4 1.131 -1.346 0.000
C5 1.347 1.265 0.000
C6 -1.347 -1.265 0.000
H7 1.187 2.340 0.000
H8 1.888 0.927 0.887
H9 1.888 0.927 -0.887
H10 -1.187 -2.340 0.000
H11 -1.888 -0.927 0.887
H12 -1.888 -0.927 -0.887

Atom - Atom Distances (Å)
  N1 N2 O3 O4 C5 C6 H7 H8 H9 H10 H11 H12
N11.33211.31962.30811.47452.35462.05162.10272.10273.23162.62512.6251
N21.33212.30811.31962.35461.47453.23162.62512.62512.05162.10272.1027
O31.31962.30813.51612.47972.61982.52153.17483.17483.68622.55492.5549
O42.30811.31963.51612.61982.47973.68622.55492.55492.52153.17483.1748
C51.47452.35462.47972.61983.69631.08691.09271.09274.40624.00784.0078
C62.35461.47452.61982.47973.69634.40624.00784.00781.08691.09271.0927
H72.05163.23162.52153.68621.08694.40621.81001.81005.24694.57324.5732
H82.10272.62513.17482.55491.09274.00781.81001.77464.57324.20734.5662
H92.10272.62513.17482.55491.09274.00781.81001.77464.57324.56624.2073
H103.23162.05163.68622.52154.40621.08695.24694.57324.57321.81001.8100
H112.62512.10272.55493.17484.00781.09274.57324.20734.56621.81001.7746
H122.62512.10272.55493.17484.00781.09274.57324.56624.20731.81001.7746

picture of (E)-Azodioxymethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 O4 121.016 N1 N2 C6 113.959
N1 C5 H7 105.442 N1 C5 H8 109.073
N1 C5 H9 109.073 N2 N1 O3 121.016
N2 N1 C5 113.959 N2 C6 H10 105.442
N2 C6 H11 109.073 N2 C6 H12 109.073
O3 N1 C5 125.025 O4 N2 C6 125.025
H7 C5 H8 112.282 H7 C5 H9 112.282
H8 C5 H9 108.582 H10 C6 H11 112.282
H10 C6 H12 112.282 H11 C6 H12 108.582
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.007      
2 N -0.007      
3 O -0.361      
4 O -0.361      
5 C -0.428      
6 C -0.428      
7 H 0.258      
8 H 0.269      
9 H 0.269      
10 H 0.258      
11 H 0.269      
12 H 0.269      


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 -34.436 9.678 0.000
y 9.678 -36.445 0.000
z 0.000 0.000 -34.206
Traceless
 xyz
x 0.889 9.678 0.000
y 9.678 -2.124 0.000
z 0.000 0.000 1.235
Polar
3z2-r22.469
x2-y22.008
xy9.678
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 153.143
(<r2>)1/2 12.375