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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: PBEPBEultrafine/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at PBEPBEultrafine/cc-pVDZ
 hartrees
Energy at 0K-170.880294
Energy at 298.15K-170.886855
HF Energy-170.880294
Nuclear repulsion energy81.520739
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/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 3637 3616 5.85      
2 A 3451 3431 0.31      
3 A 3369 3349 2.01      
4 A 3021 3004 31.80      
5 A 2925 2908 72.94      
6 A 1604 1594 14.08      
7 A 1423 1415 0.21      
8 A 1370 1362 40.93      
9 A 1338 1330 1.91      
10 A 1321 1314 1.32      
11 A 1135 1128 22.77      
12 A 1084 1078 18.38      
13 A 978 972 224.37      
14 A 883 878 3.62      
15 A 828 823 130.68      
16 A 463 460 48.24      
17 A 420 417 91.37      
18 A 307 305 51.14      

Unscaled Zero Point Vibrational Energy (zpe) 14778.2 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 14692.5 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/cc-pVDZ
ABC
1.26947 0.31416 0.28259

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.240 -0.155 -0.024
C2 -0.030 0.534 0.048
O3 -1.212 -0.262 -0.114
H4 1.250 -0.747 -0.869
H5 1.334 -0.805 0.770
H6 -0.051 1.103 1.008
H7 -0.080 1.268 -0.783
H8 -1.261 -0.845 0.670

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44662.45561.03121.03112.07672.08412.6856
C21.44661.43422.02952.04371.11591.10931.9507
O32.45561.43422.61982.74912.11412.01670.9787
H41.03122.02952.61981.64222.93832.41592.9466
H51.03112.04372.74911.64222.36952.95152.5970
H62.07671.11592.11412.93832.36951.79852.3176
H72.08411.10932.01672.41592.95151.79852.8229
H82.68561.95070.97872.94662.59702.31762.8229

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.943 N1 C2 H6 107.568
N1 C2 H7 108.536 C2 N1 H4 108.826
C2 N1 H5 110.011 C2 O3 H8 106.353
O3 C2 H6 111.386 O3 C2 H7 104.183
H4 N1 H5 105.550 H6 C2 H7 107.848
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.170      
2 C 0.088      
3 O -0.250      
4 H 0.077      
5 H 0.068      
6 H 0.024      
7 H 0.044      
8 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.266 -1.185 1.154 1.675
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.945 -1.226 -1.684
y -1.226 -17.085 -1.285
z -1.684 -1.285 -16.812
Traceless
 xyz
x -5.996 -1.226 -1.684
y -1.226 2.793 -1.285
z -1.684 -1.285 3.203
Polar
3z2-r26.406
x2-y2-5.860
xy-1.226
xz-1.684
yz-1.285


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.817 -0.111 -0.124
y -0.111 3.613 -0.176
z -0.124 -0.176 3.560


<r2> (average value of r2) Å2
<r2> 50.009
(<r2>)1/2 7.072