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

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-337.658696
Energy at 298.15K-337.667135
Nuclear repulsion energy250.198444
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 BLYP/3-21G
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 3138 3121 0.00      
2 Ag 3009 2992 0.00      
3 Ag 1517 1509 0.00      
4 Ag 1406 1398 0.00      
5 Ag 1294 1287 0.00      
6 Ag 1189 1183 0.00      
7 Ag 1005 999 0.00      
8 Ag 661 658 0.00      
9 Ag 558 555 0.00      
10 Ag 356 354 0.00      
11 Au 3071 3054 13.37      
12 Au 1493 1485 23.92      
13 Au 1108 1101 0.24      
14 Au 255 254 1.42      
15 Au 183 182 12.08      
16 Au 110 109 1.99      
17 Bg 3070 3053 0.00      
18 Bg 1490 1482 0.00      
19 Bg 1076 1070 0.00      
20 Bg 377 375 0.00      
21 Bg 141 140 0.00      
22 Bu 3139 3121 2.55      
23 Bu 3009 2992 10.50      
24 Bu 1507 1498 18.94      
25 Bu 1402 1394 9.36      
26 Bu 1215 1208 62.39      
27 Bu 1072 1066 40.25      
28 Bu 854 849 26.60      
29 Bu 455 453 25.43      
30 Bu 275 273 25.91      

Unscaled Zero Point Vibrational Energy (zpe) 19716.6 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 19608.2 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 BLYP/3-21G
ABC
0.15662 0.12690 0.07203

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.690 0.000
N2 0.000 -0.690 0.000
O3 -1.145 1.380 0.000
O4 1.145 -1.380 0.000
C5 1.379 1.283 0.000
C6 -1.379 -1.283 0.000
H7 1.223 2.365 0.000
H8 1.918 0.938 0.894
H9 1.918 0.938 -0.894
H10 -1.223 -2.365 0.000
H11 -1.918 -0.938 0.894
H12 -1.918 -0.938 -0.894

Atom - Atom Distances (Å)
  N1 N2 O3 O4 C5 C6 H7 H8 H9 H10 H11 H12
N11.37971.33712.36551.50132.40722.07442.13042.13043.29092.66972.6697
N21.37972.36551.33712.40721.50133.29092.66972.66972.07442.13042.1304
O31.33712.36553.58662.52622.67332.56503.22123.22123.74612.60192.6019
O42.36551.33713.58662.67332.52623.74612.60192.60192.56503.22123.2212
C51.50132.40722.52622.67333.76741.09341.09901.09904.48134.07474.0747
C62.40721.50132.67332.52623.76744.48134.07474.07471.09341.09901.0990
H72.07443.29092.56503.74611.09344.48131.82151.82155.32564.64514.6451
H82.13042.66973.22122.60191.09904.07471.82151.78744.64514.27014.6291
H92.13042.66973.22122.60191.09904.07471.82151.78744.64514.62914.2701
H103.29092.07443.74612.56504.48131.09345.32564.64514.64511.82151.8215
H112.66972.13042.60193.22124.07471.09904.64514.27014.62911.82151.7874
H122.66972.13042.60193.22124.07471.09904.64514.62914.27011.82151.7874

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 121.075 N1 N2 C6 113.274
N1 C5 H7 105.067 N1 C5 H8 109.045
N1 C5 H9 109.045 N2 N1 O3 121.075
N2 N1 C5 113.274 N2 C6 H10 105.067
N2 C6 H11 109.045 N2 C6 H12 109.045
O3 N1 C5 125.652 O4 N2 C6 125.652
H7 C5 H8 112.367 H7 C5 H9 112.367
H8 C5 H9 108.817 H10 C6 H11 112.367
H10 C6 H12 112.367 H11 C6 H12 108.817
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.004      
2 N 0.004      
3 O -0.323      
4 O -0.323      
5 C -0.359      
6 C -0.359      
7 H 0.219      
8 H 0.230      
9 H 0.230      
10 H 0.219      
11 H 0.230      
12 H 0.230      


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 -34.429 8.874 0.000
y 8.874 -36.369 0.000
z 0.000 0.000 -34.349
Traceless
 xyz
x 0.930 8.874 0.000
y 8.874 -1.980 0.000
z 0.000 0.000 1.050
Polar
3z2-r22.100
x2-y21.940
xy8.874
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> 158.196
(<r2>)1/2 12.578