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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: PBEPBEultrafine/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at PBEPBEultrafine/6-31G**
 hartrees
Energy at 0K-170.877446
Energy at 298.15K-170.883989
HF Energy-170.877446
Nuclear repulsion energy81.555924
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 PBEPBEultrafine/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 3689 3638 3.69      
2 A 3502 3454 0.27      
3 A 3410 3363 1.32      
4 A 3042 3001 31.10      
5 A 2951 2910 67.89      
6 A 1630 1607 18.90      
7 A 1460 1440 0.12      
8 A 1384 1365 39.39      
9 A 1352 1333 1.69      
10 A 1339 1321 1.56      
11 A 1137 1122 20.28      
12 A 1083 1068 20.71      
13 A 975 961 228.25      
14 A 885 873 4.18      
15 A 813 802 162.87      
16 A 462 455 48.77      
17 A 424 418 107.01      
18 A 302 298 62.07      

Unscaled Zero Point Vibrational Energy (zpe) 14919.7 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 14715.3 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 PBEPBEultrafine/6-31G**
ABC
1.27967 0.31267 0.28184

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.241 -0.157 -0.022
C2 -0.029 0.533 0.048
O3 -1.214 -0.262 -0.116
H4 1.268 -0.730 -0.872
H5 1.347 -0.800 0.770
H6 -0.054 1.094 1.003
H7 -0.076 1.262 -0.777
H8 -1.284 -0.828 0.675

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44692.45891.02511.02522.07162.07752.7039
C21.44691.43632.03062.04691.10821.10211.9546
O32.45891.43632.63622.76252.10722.01400.9755
H41.02512.03062.63621.64452.93062.40442.9857
H51.02522.04692.76251.64452.36692.94382.6326
H62.07161.10822.10722.93062.36691.78852.3061
H72.07751.10212.01402.40442.94381.78852.8176
H82.70391.95460.97552.98572.63262.30612.8176

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 117.036 N1 C2 H6 107.599
N1 C2 H7 108.419 C2 N1 H4 109.261
C2 N1 H5 110.628 C2 O3 H8 106.713
O3 C2 H6 111.162 O3 C2 H7 104.234
H4 N1 H5 106.658 H6 C2 H7 108.027
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.565      
2 C 0.050      
3 O -0.496      
4 H 0.247      
5 H 0.234      
6 H 0.109      
7 H 0.136      
8 H 0.286      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.231 -1.249 1.238 1.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.154 -1.421 -1.874
y -1.421 -17.016 -1.335
z -1.874 -1.335 -16.637
Traceless
 xyz
x -6.328 -1.421 -1.874
y -1.421 2.880 -1.335
z -1.874 -1.335 3.448
Polar
3z2-r26.896
x2-y2-6.138
xy-1.421
xz-1.874
yz-1.335


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.686 -0.119 -0.108
y -0.119 3.409 -0.195
z -0.108 -0.195 3.489


<r2> (average value of r2) Å2
<r2> 50.096
(<r2>)1/2 7.078