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All results from a given calculation for C2H4N2O2 (Oxalamide)

using model chemistry: wB97X-D/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 wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-338.526343
Energy at 298.15K-338.532735
HF Energy-338.526343
Nuclear repulsion energy233.286344
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/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 Ag 3779 3600 0.00      
2 Ag 3627 3455 0.00      
3 Ag 1845 1758 0.00      
4 Ag 1607 1531 0.00      
5 Ag 1443 1374 0.00      
6 Ag 1103 1050 0.00      
7 Ag 777 740 0.00      
8 Ag 537 511 0.00      
9 Ag 382 364 0.00      
10 Au 677 645 0.14      
11 Au 499 475 293.88      
12 Au 381 363 229.38      
13 Au 93 89 7.98      
14 Bg 823 784 0.00      
15 Bg 659 628 0.00      
16 Bg 411 391 0.00      
17 Bu 3779 3600 198.57      
18 Bu 3627 3455 143.75      
19 Bu 1820 1733 791.04      
20 Bu 1592 1517 329.38      
21 Bu 1336 1273 146.94      
22 Bu 1092 1040 13.51      
23 Bu 580 553 26.45      
24 Bu 249 237 42.58      

Unscaled Zero Point Vibrational Energy (zpe) 16358.6 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 15583.2 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 wB97X-D/cc-pVDZ
ABC
0.18903 0.12365 0.07475

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.053 0.758 0.000
C2 0.053 -0.758 0.000
O3 -1.143 1.317 0.000
O4 1.143 -1.317 0.000
N5 1.143 1.366 0.000
N6 -1.143 -1.366 0.000
H7 1.176 2.372 0.000
H8 1.991 0.818 0.000
H9 -1.176 -2.372 0.000
H10 -1.991 -0.818 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 N5 N6 H7 H8 H9 H10
C11.51991.22532.39521.34182.38782.02892.04523.32592.4985
C21.51992.39521.22532.38781.34183.32592.49852.02892.0452
O31.22532.39523.48802.28702.68322.54823.17413.68952.2975
O42.39521.22533.48802.68322.28703.68952.29752.54823.1741
N51.34182.38782.28702.68323.56281.00671.00984.39953.8207
N62.38781.34182.68322.28703.56284.39953.82071.00671.0098
H72.02893.32592.54823.68951.00674.39951.75505.29584.4959
H82.04522.49853.17412.29751.00983.82071.75504.49594.3059
H93.32592.02893.68952.54824.39951.00675.29584.49591.7550
H102.49852.04522.29753.17413.82071.00984.49594.30591.7550

picture of Oxalamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 121.131 C1 C2 N6 112.954
C1 N5 H7 118.816 C1 N5 H8 120.190
C2 C1 O3 121.131 C2 C1 N5 112.954
C2 N6 H9 118.816 C2 N6 H10 120.190
O3 C1 N5 125.915 O4 C2 N6 125.915
H7 N5 H8 120.993 H9 N6 H10 120.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.466      
2 C 0.466      
3 O -0.583      
4 O -0.583      
5 N -0.579      
6 N -0.579      
7 H 0.343      
8 H 0.353      
9 H 0.343      
10 H 0.353      


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 -32.582 12.580 0.000
y 12.580 -31.558 0.000
z 0.000 0.000 -35.954
Traceless
 xyz
x 1.174 12.580 0.000
y 12.580 2.710 0.000
z 0.000 0.000 -3.884
Polar
3z2-r2-7.768
x2-y2-1.024
xy12.580
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.596 0.251 0.000
y 0.251 6.966 0.000
z 0.000 0.000 4.225


<r2> (average value of r2) Å2
<r2> 145.144
(<r2>)1/2 12.048