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All results from a given calculation for C2H2N2O (Furazan)

using model chemistry: B3LYPultrafine/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYPultrafine/cc-pVDZ
 hartrees
Energy at 0K-262.065900
Energy at 298.15K 
HF Energy-262.065900
Nuclear repulsion energy163.260906
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 B3LYPultrafine/cc-pVDZ
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 3275 3177 0.72 98.15 0.10 0.19
2 A1 1462 1418 10.85 17.95 0.35 0.52
3 A1 1343 1303 4.64 14.14 0.13 0.24
4 A1 1053 1021 7.12 5.78 0.68 0.81
5 A1 1038 1007 10.62 6.24 0.14 0.24
6 A1 904 877 24.35 5.89 0.12 0.21
7 A2 905 878 0.00 1.76 0.75 0.86
8 A2 659 639 0.00 0.32 0.75 0.86
9 B1 856 830 30.81 0.80 0.75 0.86
10 B1 653 633 1.14 0.44 0.75 0.86
11 B2 3261 3163 0.15 59.67 0.75 0.86
12 B2 1586 1538 0.01 0.01 0.75 0.86
13 B2 1184 1148 5.06 0.80 0.75 0.86
14 B2 969 940 21.66 5.18 0.75 0.86
15 B2 864 838 4.23 0.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10005.0 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 9704.9 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 B3LYPultrafine/cc-pVDZ
ABC
0.34968 0.32331 0.16799

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.125
N2 0.000 1.133 0.358
N3 0.000 -1.133 0.358
C4 0.000 0.712 -0.882
C5 0.000 -0.712 -0.882
H6 0.000 1.415 -1.711
H7 0.000 -1.415 -1.711

Atom - Atom Distances (Å)
  O1 N2 N3 C4 C5 H6 H7
O11.36771.36772.12902.12903.16943.1694
N21.36772.26501.30872.22262.08833.2822
N31.36772.26502.22261.30873.28222.0883
C42.12901.30872.22261.42491.08732.2838
C52.12902.22261.30871.42492.28381.0873
H63.16942.08833.28221.08732.28382.8308
H73.16943.28222.08832.28381.08732.8308

picture of Furazan state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 C4 105.381 O1 N3 C5 105.381
N2 O1 N3 111.795 N2 C4 C5 108.721
N2 C4 H6 121.003 N3 C5 C4 108.721
N3 C5 H7 121.003 C4 C5 H7 130.276
C5 C4 H6 130.276
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.087      
2 N -0.050      
3 N -0.050      
4 C 0.070      
5 C 0.070      
6 H 0.024      
7 H 0.024      


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 -3.205 3.205
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.071 0.000 0.000
y 0.000 -29.431 0.000
z 0.000 0.000 -25.305
Traceless
 xyz
x -0.703 0.000 0.000
y 0.000 -2.743 0.000
z 0.000 0.000 3.446
Polar
3z2-r26.892
x2-y21.360
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.437 0.000 0.000
y 0.000 5.645 0.000
z 0.000 0.000 5.719


<r2> (average value of r2) Å2
<r2> 72.389
(<r2>)1/2 8.508