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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-133.795500
Energy at 298.15K-133.800856
HF Energy-133.795500
Nuclear repulsion energy71.114765
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 PBEPBE/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 A 3567 3530 3.24      
2 A 3465 3429 2.92      
3 A 3171 3138 17.79      
4 A 3082 3050 10.63      
5 A 3073 3041 15.86      
6 A 1683 1665 149.06      
7 A 1641 1624 25.87      
8 A 1412 1398 1.07      
9 A 1305 1291 15.43      
10 A 1270 1257 24.50      
11 A 1063 1052 11.17      
12 A 959 949 24.55      
13 A 936 926 6.90      
14 A 741 733 77.06      
15 A 691 684 37.74      
16 A 602 596 270.37      
17 A 460 455 3.57      
18 A 358 355 52.76      

Unscaled Zero Point Vibrational Energy (zpe) 14739.0 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 14585.8 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 PBEPBE/6-311G*
ABC
1.88817 0.32975 0.28317

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.258 -0.195 0.018
C2 0.065 0.427 0.001
N3 -1.192 -0.169 -0.089
H4 1.347 -1.286 0.027
H5 2.183 0.382 -0.010
H6 0.022 1.522 -0.017
H7 -1.210 -1.163 0.129
H8 -1.941 0.331 0.382

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34592.45281.09441.08982.11652.65413.2631
C21.34591.39412.13972.11811.09612.04292.0446
N32.45281.39412.77633.42012.08301.01861.0169
H41.09442.13972.77631.86543.10542.56233.6815
H51.08982.11813.42011.86542.44333.73084.1429
H62.11651.09612.08303.10542.44332.95872.3309
H72.65412.04291.01862.56233.73082.95871.6830
H83.26312.04461.01693.68154.14292.33091.6830

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 127.057 C1 C2 H6 119.798
C2 C1 H4 122.190 C2 C1 H5 120.466
C2 N3 H7 114.826 C2 N3 H8 115.102
N3 C2 H6 112.997 H4 C1 H5 117.315
H7 N3 H8 111.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.518      
2 C -0.006      
3 N -0.710      
4 H 0.187      
5 H 0.200      
6 H 0.195      
7 H 0.326      
8 H 0.326      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.406 -0.081 1.047 1.755
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.224 0.322 -2.207
y 0.322 -16.354 -0.127
z -2.207 -0.127 -22.584
Traceless
 xyz
x 2.245 0.322 -2.207
y 0.322 3.550 -0.127
z -2.207 -0.127 -5.794
Polar
3z2-r2-11.589
x2-y2-0.870
xy0.322
xz-2.207
yz-0.127


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.827 -0.463 -0.037
y -0.463 4.534 -0.003
z -0.037 -0.003 2.526


<r2> (average value of r2) Å2
<r2> 50.301
(<r2>)1/2 7.092