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All results from a given calculation for NH2CH2OH (aminomethanol)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at PBEPBEultrafine/6-31+G**
 hartrees
Energy at 0K-170.894465
Energy at 298.15K-170.900952
HF Energy-170.894465
Nuclear repulsion energy81.378090
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/6-31+G**
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 3702 3659 12.53      
2 A 3540 3499 4.41      
3 A 3441 3401 0.94      
4 A 3058 3023 24.11      
5 A 2971 2937 55.26      
6 A 1624 1605 35.67      
7 A 1450 1434 0.16      
8 A 1371 1355 34.30      
9 A 1339 1324 2.59      
10 A 1314 1299 2.16      
11 A 1123 1110 46.12      
12 A 1070 1058 27.65      
13 A 941 930 251.70      
14 A 878 868 3.17      
15 A 759 751 179.41      
16 A 462 456 48.18      
17 A 411 406 100.19      
18 A 291 288 88.36      

Unscaled Zero Point Vibrational Energy (zpe) 14870.4 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 14700.9 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 PBEPBEultrafine/6-31+G**
ABC
1.28141 0.31005 0.28014

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.236 -0.161 -0.020
C2 -0.025 0.534 0.049
O3 -1.220 -0.262 -0.118
H4 1.317 -0.707 -0.882
H5 1.392 -0.782 0.777
H6 -0.059 1.085 1.007
H7 -0.075 1.260 -0.777
H8 -1.320 -0.828 0.670

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44162.46031.02321.02282.07062.07672.7302
C21.44161.44572.05092.06631.10621.10091.9794
O32.46031.44572.68692.80952.10432.01560.9754
H41.02322.05092.68691.66302.94532.41183.0624
H51.02282.06632.80951.66302.37592.95632.7139
H62.07061.10622.10432.94532.37591.79332.3154
H72.07671.10092.01562.41182.95631.79332.8292
H82.73021.97940.97543.06242.71392.31542.8292

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.882 N1 C2 H6 108.001
N1 C2 H7 108.790 C2 N1 H4 111.504
C2 N1 H5 112.856 C2 O3 H8 108.105
O3 C2 H6 110.381 O3 C2 H7 103.819
H4 N1 H5 108.745 H6 C2 H7 108.681
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.624      
2 C -0.150      
3 O -0.466      
4 H 0.305      
5 H 0.292      
6 H 0.147      
7 H 0.165      
8 H 0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.478 -1.112 1.382 1.837
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.443 -1.726 -2.204
y -1.726 -17.990 -1.530
z -2.204 -1.530 -17.071
Traceless
 xyz
x -6.912 -1.726 -2.204
y -1.726 2.767 -1.530
z -2.204 -1.530 4.145
Polar
3z2-r28.291
x2-y2-6.453
xy-1.726
xz-2.204
yz-1.530


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.078 0.049 -0.056
y 0.049 4.258 -0.032
z -0.056 -0.032 3.931


<r2> (average value of r2) Å2
<r2> 51.003
(<r2>)1/2 7.142