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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVTZ
 hartrees
Energy at 0K-170.954881
Energy at 298.15K-170.961440
HF Energy-170.954881
Nuclear repulsion energy82.511048
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 PBE1PBE/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 3868 3717 20.87      
2 A 3624 3482 2.85      
3 A 3537 3399 1.02      
4 A 3110 2989 27.67      
5 A 3034 2916 58.23      
6 A 1665 1600 26.75      
7 A 1502 1443 0.07      
8 A 1422 1366 36.27      
9 A 1388 1334 1.28      
10 A 1373 1320 4.67      
11 A 1170 1125 36.43      
12 A 1119 1075 26.84      
13 A 1033 992 221.53      
14 A 910 874 3.38      
15 A 817 785 157.70      
16 A 483 464 46.92      
17 A 399 384 88.46      
18 A 276 266 69.09      

Unscaled Zero Point Vibrational Energy (zpe) 15364.9 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 14765.6 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 PBE1PBE/cc-pVTZ
ABC
1.30131 0.32091 0.28874

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.221 -0.157 -0.020
C2 -0.032 0.530 0.047
O3 -1.196 -0.262 -0.115
H4 1.283 -0.708 -0.867
H5 1.354 -0.779 0.766
H6 -0.067 1.079 0.995
H7 -0.077 1.257 -0.765
H8 -1.281 -0.835 0.650

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43112.42191.01171.01142.05392.05932.6779
C21.43111.41792.02432.03751.09571.09081.9464
O32.42191.41792.62902.74702.07531.99550.9594
H41.01172.02432.62901.63622.91232.39152.9820
H51.01142.03752.74701.63622.35002.92192.6378
H62.05391.09572.07532.91232.35001.76952.2929
H72.05931.09081.99552.39152.92191.76952.7978
H82.67791.94640.95942.98202.63782.29292.7978

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.436 N1 C2 H6 108.018
N1 C2 H7 108.734 C2 N1 H4 110.760
C2 N1 H5 111.912 C2 O3 H8 108.372
O3 C2 H6 110.645 O3 C2 H7 104.637
H4 N1 H5 107.950 H6 C2 H7 108.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.315      
2 C 0.056      
3 O -0.333      
4 H 0.136      
5 H 0.124      
6 H 0.062      
7 H 0.090      
8 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.338 -1.095 1.222 1.675
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.197 -1.373 -1.894
y -1.373 -17.253 -1.378
z -1.894 -1.378 -16.656
Traceless
 xyz
x -6.242 -1.373 -1.894
y -1.373 2.673 -1.378
z -1.894 -1.378 3.569
Polar
3z2-r27.139
x2-y2-5.943
xy-1.373
xz-1.894
yz-1.378


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.184 -0.064 -0.087
y -0.064 3.875 -0.123
z -0.087 -0.123 3.762


<r2> (average value of r2) Å2
<r2> 49.337
(<r2>)1/2 7.024