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All results from a given calculation for C2H4N2O2 (Oxalamide)

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-338.543622
Energy at 298.15K-338.549758
HF Energy-338.543622
Nuclear repulsion energy232.457761
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 B97D3/cc-pVTZ
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 3665 3614 0.00      
2 Ag 3518 3469 0.00      
3 Ag 1741 1717 0.00      
4 Ag 1542 1521 0.00      
5 Ag 1361 1342 0.00      
6 Ag 1071 1056 0.00      
7 Ag 739 728 0.00      
8 Ag 510 503 0.00      
9 Ag 382 377 0.00      
10 Au 670 661 0.57      
11 Au 456 450 117.16      
12 Au 318 314 262.27      
13 Au 85 84 4.23      
14 Bg 804 793 0.00      
15 Bg 652 643 0.00      
16 Bg 328 323 0.00      
17 Bu 3665 3614 136.54      
18 Bu 3518 3468 81.49      
19 Bu 1717 1693 561.54      
20 Bu 1551 1529 284.22      
21 Bu 1275 1257 124.04      
22 Bu 1061 1046 4.68      
23 Bu 561 553 21.39      
24 Bu 262 258 38.34      

Unscaled Zero Point Vibrational Energy (zpe) 15725.5 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 15505.4 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 B97D3/cc-pVTZ
ABC
0.18746 0.12269 0.07416

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.063 0.775 0.000
C2 0.063 -0.775 0.000
O3 -1.148 1.344 0.000
O4 1.148 -1.344 0.000
N5 1.148 1.369 0.000
N6 -1.148 -1.369 0.000
H7 1.221 2.373 0.000
H8 1.970 0.782 0.000
H9 -1.221 -2.373 0.000
H10 -1.970 -0.782 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 N5 N6 H7 H8 H9 H10
C11.55471.22592.44041.34922.40342.05002.03233.35442.4615
C21.55472.44041.22592.40341.34923.35442.46152.05002.0323
O31.22592.44043.53542.29712.71312.58333.16843.71782.2786
O42.44041.22593.53542.71312.29713.71782.27862.58333.1684
N51.34922.40342.29712.71313.57441.00661.00974.42953.7880
N62.40341.34922.71312.29713.57444.42953.78801.00661.0097
H72.05003.35442.58333.71781.00664.42951.75905.33784.4870
H82.03232.46153.16842.27861.00973.78801.75904.48704.2381
H93.35442.05003.71782.58334.42951.00665.33784.48701.7590
H102.46152.03232.27863.16843.78801.00974.48704.23811.7590

picture of Oxalamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 121.861 C1 C2 N6 112.492
C1 N5 H7 119.010 C1 N5 H8 119.980
C2 C1 O3 121.861 C2 C1 N5 112.492
C2 N6 H9 119.010 C2 N6 H10 119.980
O3 C1 N5 125.647 O4 C2 N6 125.647
H7 N5 H8 121.010 H9 N6 H10 121.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.167      
2 C 0.167      
3 O -0.327      
4 O -0.327      
5 N -0.162      
6 N -0.162      
7 H 0.153      
8 H 0.169      
9 H 0.153      
10 H 0.169      


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 -31.921 11.781 0.000
y 11.781 -30.984 0.000
z 0.000 0.000 -35.035
Traceless
 xyz
x 1.088 11.781 0.000
y 11.781 2.494 0.000
z 0.000 0.000 -3.582
Polar
3z2-r2-7.164
x2-y2-0.937
xy11.781
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.467 0.597 0.000
y 0.597 7.513 0.000
z 0.000 0.000 3.838


<r2> (average value of r2) Å2
<r2> 145.581
(<r2>)1/2 12.066