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All results from a given calculation for C2H2N2O (Furazan)

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-261.968765
Energy at 298.15K 
HF Energy-261.968765
Nuclear repulsion energy164.272031
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 wB97X-D/6-31+G**
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 3319 3160 1.05 101.00 0.10 0.19
2 A1 1500 1428 13.33 23.40 0.25 0.40
3 A1 1375 1309 3.79 19.48 0.06 0.12
4 A1 1078 1027 27.19 6.66 0.33 0.49
5 A1 1073 1021 1.53 6.43 0.07 0.14
6 A1 940 895 22.51 3.97 0.13 0.23
7 A2 919 875 0.00 0.35 0.75 0.86
8 A2 662 631 0.00 0.18 0.75 0.86
9 B1 870 829 45.74 0.00 0.75 0.86
10 B1 660 629 1.24 0.55 0.75 0.86
11 B2 3305 3147 0.32 58.03 0.75 0.86
12 B2 1629 1551 0.00 0.17 0.75 0.86
13 B2 1218 1160 4.42 0.66 0.75 0.86
14 B2 982 935 14.16 4.30 0.75 0.86
15 B2 969 922 8.92 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10248.6 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 9759.7 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 wB97X-D/6-31+G**
ABC
0.35294 0.32812 0.17004

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.118
N2 0.000 1.122 0.358
N3 0.000 -1.122 0.358
C4 0.000 0.710 -0.879
C5 0.000 -0.710 -0.879
H6 0.000 1.409 -1.701
H7 0.000 -1.409 -1.701

Atom - Atom Distances (Å)
  O1 N2 N3 C4 C5 H6 H7
O11.35541.35542.11902.11903.15113.1511
N21.35542.24461.30332.21042.07823.2628
N31.35542.24462.21041.30333.26282.0782
C42.11901.30332.21041.42001.07912.2731
C52.11902.21041.30331.42002.27311.0791
H63.15112.07823.26281.07912.27312.8187
H73.15113.26282.07822.27311.07912.8187

picture of Furazan state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 C4 105.667 O1 N3 C5 105.667
N2 O1 N3 111.784 N2 C4 C5 108.441
N2 C4 H6 121.165 N3 C5 C4 108.441
N3 C5 H7 121.165 C4 C5 H7 130.394
C5 C4 H6 130.394
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.181      
2 N -0.200      
3 N -0.200      
4 C -0.092      
5 C -0.092      
6 H 0.202      
7 H 0.202      


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 -3.554 3.554
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.653 0.000 0.000
y 0.000 -30.183 0.000
z 0.000 0.000 -25.356
Traceless
 xyz
x -0.884 0.000 0.000
y 0.000 -3.178 0.000
z 0.000 0.000 4.062
Polar
3z2-r28.124
x2-y21.529
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.505 0.000 0.000
y 0.000 6.325 0.000
z 0.000 0.000 6.307


<r2> (average value of r2) Å2
<r2> 72.019
(<r2>)1/2 8.486