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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: PBEPBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at PBEPBE/aug-cc-pVTZ
 hartrees
Energy at 0K-170.952929
Energy at 298.15K-170.959387
HF Energy-170.952929
Nuclear repulsion energy81.561776
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/aug-cc-pVTZ
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 3694 3670 14.22      
2 A 3506 3483 3.51      
3 A 3422 3399 1.77      
4 A 3029 3009 21.48      
5 A 2955 2936 48.49      
6 A 1610 1599 24.57      
7 A 1445 1435 0.23      
8 A 1365 1356 27.48      
9 A 1338 1329 2.34      
10 A 1315 1307 2.86      
11 A 1122 1115 33.94      
12 A 1069 1062 25.73      
13 A 932 926 226.05      
14 A 876 870 4.15      
15 A 762 757 152.07      
16 A 461 458 43.37      
17 A 393 391 75.86      
18 A 270 269 66.25      

Unscaled Zero Point Vibrational Energy (zpe) 14780.9 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 14684.9 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/aug-cc-pVTZ
ABC
1.28552 0.31154 0.28131

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.235 -0.161 -0.020
C2 -0.024 0.534 0.048
O3 -1.217 -0.263 -0.118
H4 1.309 -0.710 -0.877
H5 1.376 -0.786 0.774
H6 -0.062 1.082 1.003
H7 -0.073 1.259 -0.774
H8 -1.319 -0.819 0.671

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43962.45581.02041.02012.06772.07292.7271
C21.43961.44352.04432.05621.10241.09781.9740
O32.45581.44352.67492.79152.09752.01330.9716
H41.02042.04432.67491.65392.93722.40793.0526
H51.02012.05622.79151.65392.36862.94592.6978
H62.06771.10242.09752.93722.36861.78662.3036
H72.07291.09782.01332.40792.94591.78662.8219
H82.72711.97400.97163.05262.69782.30362.8219

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.819 N1 C2 H6 108.131
N1 C2 H7 108.815 C2 N1 H4 111.265
C2 N1 H5 112.313 C2 O3 H8 108.046
O3 C2 H6 110.231 O3 C2 H7 103.961
H4 N1 H5 108.296 H6 C2 H7 108.591
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.317      
2 C -0.038      
3 O -0.426      
4 H 0.068      
5 H 0.060      
6 H 0.240      
7 H 0.287      
8 H 0.127      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.435 -0.951 1.215 1.603
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.884 -1.540 -1.993
y -1.540 -18.087 -1.410
z -1.993 -1.410 -17.163
Traceless
 xyz
x -6.259 -1.540 -1.993
y -1.540 2.437 -1.410
z -1.993 -1.410 3.822
Polar
3z2-r27.645
x2-y2-5.798
xy-1.540
xz-1.993
yz-1.410


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.628 0.070 -0.090
y 0.070 4.862 -0.039
z -0.090 -0.039 4.485


<r2> (average value of r2) Å2
<r2> 50.736
(<r2>)1/2 7.123