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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: B3LYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/cc-pVDZ
 hartrees
Energy at 0K-133.953829
Energy at 298.15K-133.959276
HF Energy-133.953829
Nuclear repulsion energy71.199938
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 B3LYP/cc-pVDZ
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 3617 3508 7.43      
2 A 3516 3411 6.14      
3 A 3247 3150 12.99      
4 A 3154 3060 7.47      
5 A 3142 3048 12.33      
6 A 1724 1672 137.87      
7 A 1628 1580 20.14      
8 A 1431 1388 1.46      
9 A 1328 1288 10.52      
10 A 1290 1251 32.38      
11 A 1083 1050 11.92      
12 A 1000 970 19.99      
13 A 959 930 2.46      
14 A 805 781 56.26      
15 A 724 702 53.68      
16 A 620 601 216.40      
17 A 471 457 3.47      
18 A 361 351 49.12      

Unscaled Zero Point Vibrational Energy (zpe) 15050.6 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 14599.1 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 B3LYP/cc-pVDZ
ABC
1.88056 0.33123 0.28436

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.255 -0.197 0.018
C2 0.067 0.428 -0.002
N3 -1.191 -0.168 -0.094
H4 1.333 -1.288 0.027
H5 2.180 0.379 -0.001
H6 0.026 1.524 -0.013
H7 -1.203 -1.158 0.139
H8 -1.927 0.327 0.405

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34272.44861.09421.09012.11432.64143.2473
C21.34271.39492.13352.11401.09622.03672.0369
N32.44861.39492.76473.41652.08561.01781.0165
H41.09422.13352.76471.87013.10112.54173.6575
H51.09012.11403.41651.87012.43903.71824.1271
H62.11431.09622.08563.10112.43902.95422.3287
H72.64142.03671.01782.54173.71822.95421.6731
H83.24732.03691.01653.65754.12712.32871.6731

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.864 C1 C2 H6 119.861
C2 C1 H4 121.882 C2 C1 H5 120.327
C2 N3 H7 114.261 C2 N3 H8 114.365
N3 C2 H6 113.153 H4 C1 H5 117.774
H7 N3 H8 110.664
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.037      
2 C -0.034      
3 N -0.101      
4 H -0.010      
5 H 0.008      
6 H 0.002      
7 H 0.081      
8 H 0.091      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.338 -0.058 0.991 1.666
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.364 0.314 -2.008
y 0.314 -16.568 -0.115
z -2.008 -0.115 -21.773
Traceless
 xyz
x 1.807 0.314 -2.008
y 0.314 3.000 -0.115
z -2.008 -0.115 -4.807
Polar
3z2-r2-9.614
x2-y2-0.795
xy0.314
xz-2.008
yz-0.115


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.597 -0.470 -0.084
y -0.470 4.476 -0.005
z -0.084 -0.005 2.198


<r2> (average value of r2) Å2
<r2> 50.042
(<r2>)1/2 7.074