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All results from a given calculation for C2H4N2O2 (Oxalamide)

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-338.436146
Energy at 298.15K-338.442335
HF Energy-338.436146
Nuclear repulsion energy231.422469
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 B97D3/6-31+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 Ag 3678 3615 0.00      
2 Ag 3525 3465 0.00      
3 Ag 1743 1713 0.00      
4 Ag 1558 1531 0.00      
5 Ag 1372 1348 0.00      
6 Ag 1075 1056 0.00      
7 Ag 744 731 0.00      
8 Ag 513 504 0.00      
9 Ag 391 385 0.00      
10 Au 662 651 0.35      
11 Au 457 449 171.18      
12 Au 347 341 295.88      
13 Au 87 85 6.27      
14 Bg 792 779 0.00      
15 Bg 645 634 0.00      
16 Bg 356 350 0.00      
17 Bu 3679 3616 156.25      
18 Bu 3525 3464 94.94      
19 Bu 1717 1688 654.34      
20 Bu 1566 1539 281.17      
21 Bu 1280 1258 136.88      
22 Bu 1065 1046 6.49      
23 Bu 562 552 22.00      
24 Bu 270 266 38.20      

Unscaled Zero Point Vibrational Energy (zpe) 15804.4 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 15532.5 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 B97D3/6-31+G**
ABC
0.18599 0.12160 0.07353

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.059 0.775 0.000
C2 0.059 -0.775 0.000
O3 -1.153 1.348 0.000
O4 1.153 -1.348 0.000
N5 1.153 1.377 0.000
N6 -1.153 -1.377 0.000
H7 1.216 2.386 0.000
H8 1.986 0.799 0.000
H9 -1.216 -2.386 0.000
H10 -1.986 -0.799 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 N5 N6 H7 H8 H9 H10
C11.55551.23472.44551.35372.41482.05422.04553.36642.4885
C21.55552.44551.23472.41481.35373.36642.48852.05422.0455
O31.23472.44553.54822.30642.72572.58623.18683.73492.3035
O42.44551.23473.54822.72572.30643.73492.30352.58623.1868
N51.35372.41482.30642.72573.59281.01061.01384.44703.8201
N62.41481.35372.72572.30643.59284.44703.82011.01061.0138
H72.05423.36642.58623.73491.01064.44701.76385.35594.5165
H82.04552.48853.18682.30351.01383.82011.76384.51654.2818
H93.36642.05423.73492.58624.44701.01065.35594.51651.7638
H102.48852.04552.30353.18683.82011.01384.51654.28181.7638

picture of Oxalamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 121.680 C1 C2 N6 112.698
C1 N5 H7 118.923 C1 N5 H8 120.253
C2 C1 O3 121.680 C2 C1 N5 112.698
C2 N6 H9 118.923 C2 N6 H10 120.253
O3 C1 N5 125.623 O4 C2 N6 125.623
H7 N5 H8 120.824 H9 N6 H10 120.824
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.407      
2 C 0.407      
3 O -0.548      
4 O -0.548      
5 N -0.520      
6 N -0.520      
7 H 0.326      
8 H 0.336      
9 H 0.326      
10 H 0.336      


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 -32.544 12.476 0.000
y 12.476 -31.772 0.000
z 0.000 0.000 -36.074
Traceless
 xyz
x 1.379 12.476 0.000
y 12.476 2.537 0.000
z 0.000 0.000 -3.916
Polar
3z2-r2-7.832
x2-y2-0.771
xy12.476
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.122 0.402 0.000
y 0.402 7.726 0.000
z 0.000 0.000 4.427


<r2> (average value of r2) Å2
<r2> 147.205
(<r2>)1/2 12.133