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All results from a given calculation for C2H6N2O (Urea, methyl-)

using model chemistry: wB97X-D/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/6-31G*
 hartrees
Energy at 0K-264.486681
Energy at 298.15K-264.494904
HF Energy-264.486681
Nuclear repulsion energy 
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3741 3549 31.75      
2 A 3690 3500 38.62      
3 A 3626 3439 22.59      
4 A 3179 3016 16.22      
5 A 3108 2948 38.62      
6 A 3051 2894 46.30      
7 A 1866 1770 464.99      
8 A 1673 1586 147.86      
9 A 1561 1481 42.30      
10 A 1530 1451 26.97      
11 A 1523 1444 55.74      
12 A 1486 1410 50.31      
13 A 1440 1366 111.75      
14 A 1233 1169 5.08      
15 A 1176 1116 15.76      
16 A 1164 1104 16.29      
17 A 1108 1051 28.39      
18 A 913 866 4.27      
19 A 791 750 81.85      
20 A 615 583 43.26      
21 A 579 549 168.55      
22 A 548 520 16.26      
23 A 490 464 44.06      
24 A 396 375 122.76      
25 A 289 274 3.71      
26 A 175 166 2.05      
27 A 121 115 7.78      

Unscaled Zero Point Vibrational Energy (zpe) 20536.0 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 19478.4 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 wB97X-D/6-31G*
ABC
0.32769 0.13963 0.10074

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.870 0.059 0.098
H2 -2.080 0.817 -0.666
H3 -2.694 -0.657 0.072
H4 -1.857 0.547 1.080
H5 -0.635 -1.649 -0.054
N6 -0.638 -0.650 -0.188
C7 0.620 -0.114 -0.019
H8 -0.016 1.798 -0.470
H9 1.615 1.620 -0.050
N10 0.672 1.270 0.047
O11 1.616 -0.810 0.075

Atom - Atom Distances (Å)
  C1 H2 H3 H4 H5 N6 C7 H8 H9 N10 O11
C11.09691.09161.09712.11351.44992.49862.60513.82142.81663.5933
H21.09691.75881.78132.92372.11232.92862.29413.83112.87934.1065
H31.09161.75881.77952.29012.07323.35953.67334.87493.87894.3136
H41.09711.78131.77952.75732.12712.78892.71243.80502.82553.8620
H52.11352.92372.29012.75731.00861.98273.52713.96823.20012.4057
N61.44992.11232.07322.12711.00861.37692.54113.20032.33582.2749
C72.49862.92863.35952.78891.98271.37692.06501.99941.38701.2194
H82.60512.29413.67332.71243.52712.54112.06501.69321.00993.1249
H93.82143.83114.87493.80503.96823.20031.99941.69321.01012.4335
N102.81662.87933.87892.82553.20012.33581.38701.00991.01012.2851
O113.59334.10654.31363.86202.40572.27491.21943.12492.43352.2851

picture of Urea, methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N6 H5 117.425 C1 N6 C7 124.213
H2 C1 H3 106.963 H2 C1 H4 108.570
H2 C1 N6 111.316 H3 C1 H4 108.791
H3 C1 N6 108.496 H4 C1 N6 112.527
H5 N6 C7 111.497 N6 C7 N10 115.366
N6 C7 O11 122.262 C7 N10 H8 118.119
C7 N10 H9 112.088 H8 N10 H9 113.905
N10 C7 O11 122.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.363      
2 H 0.170      
3 H 0.189      
4 H 0.190      
5 H 0.359      
6 N -0.624      
7 C 0.706      
8 H 0.344      
9 H 0.362      
10 N -0.797      
11 O -0.535      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.417 1.959 -0.658 3.993
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.730 5.324 -0.977
y 5.324 -25.798 -2.157
z -0.977 -2.157 -31.195
Traceless
 xyz
x -2.234 5.324 -0.977
y 5.324 5.164 -2.157
z -0.977 -2.157 -2.931
Polar
3z2-r2-5.862
x2-y2-4.932
xy5.324
xz-0.977
yz-2.157


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.742 -0.130 0.188
y -0.130 5.794 -0.084
z 0.188 -0.084 3.446


<r2> (average value of r2) Å2
<r2> 118.195
(<r2>)1/2 10.872