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All results from a given calculation for C2H4N2O2 (Oxalamide)

using model chemistry: wB97X-D/6-311G**

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/6-311G**
 hartrees
Energy at 0K-338.597696
Energy at 298.15K-338.604199
HF Energy-338.597696
Nuclear repulsion energy234.038354
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/6-311G**
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 3764 3600 0.00      
2 Ag 3621 3463 0.00      
3 Ag 1856 1775 0.00      
4 Ag 1623 1552 0.00      
5 Ag 1436 1373 0.00      
6 Ag 1127 1078 0.00      
7 Ag 781 747 0.00      
8 Ag 542 518 0.00      
9 Ag 420 402 0.00      
10 Au 688 658 0.51      
11 Au 499 477 254.78      
12 Au 367 351 243.31      
13 Au 94 90 4.97      
14 Bg 842 806 0.00      
15 Bg 670 641 0.00      
16 Bg 393 376 0.00      
17 Bu 3765 3601 176.95      
18 Bu 3621 3464 127.75      
19 Bu 1829 1749 684.00      
20 Bu 1615 1545 352.75      
21 Bu 1332 1274 139.43      
22 Bu 1118 1069 5.69      
23 Bu 590 564 25.28      
24 Bu 301 288 38.66      

Unscaled Zero Point Vibrational Energy (zpe) 16445.9 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 15730.5 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 wB97X-D/6-311G**
ABC
0.18959 0.12478 0.07525

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.056 0.756 0.000
C2 0.056 -0.756 0.000
O3 -1.141 1.311 0.000
O4 1.141 -1.311 0.000
N5 1.141 1.360 0.000
N6 -1.141 -1.360 0.000
H7 1.178 2.363 0.000
H8 1.983 0.807 0.000
H9 -1.178 -2.363 0.000
H10 -1.983 -0.807 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 N5 N6 H7 H8 H9 H10
C11.51651.21902.38851.34002.37812.02582.03913.31532.4819
C21.51652.38851.21902.37811.34003.31532.48192.02582.0391
O31.21902.38853.47602.28232.67082.54623.16423.67462.2797
O42.38851.21903.47602.67082.28233.67462.27972.54623.1642
N51.34002.37812.28232.67083.54991.00431.00704.38613.8019
N62.37811.34002.67082.28233.54994.38613.80191.00431.0070
H72.02583.31532.54623.67461.00434.38611.75205.28114.4770
H82.03912.48193.16422.27971.00703.80191.75204.47704.2820
H93.31532.02583.67462.54624.38611.00435.28114.47701.7520
H102.48192.03912.27973.16423.80191.00704.47704.28201.7520

picture of Oxalamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 121.275 C1 C2 N6 112.571
C1 N5 H7 118.871 C1 N5 H8 119.968
C2 C1 O3 121.275 C2 C1 N5 112.571
C2 N6 H9 118.871 C2 N6 H10 119.968
O3 C1 N5 126.154 O4 C2 N6 126.154
H7 N5 H8 121.161 H9 N6 H10 121.161
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.319      
2 C 0.319      
3 O -0.376      
4 O -0.376      
5 N -0.458      
6 N -0.458      
7 H 0.250      
8 H 0.266      
9 H 0.250      
10 H 0.266      


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 -31.915 11.837 0.000
y 11.837 -30.767 0.000
z 0.000 0.000 -34.967
Traceless
 xyz
x 0.952 11.837 0.000
y 11.837 2.674 0.000
z 0.000 0.000 -3.626
Polar
3z2-r2-7.253
x2-y2-1.148
xy11.837
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.610 0.456 0.000
y 0.456 6.280 0.000
z 0.000 0.000 3.111


<r2> (average value of r2) Å2
<r2> 143.781
(<r2>)1/2 11.991