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All results from a given calculation for NH2OH (hydroxylamine)

using model chemistry: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-131.773247
Energy at 298.15K 
HF Energy-131.773247
Nuclear repulsion energy39.191265
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 B3LYPultrafine/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' 3814 3687 37.70 54.54 0.27 0.43
2 A' 3436 3321 1.55 107.55 0.10 0.18
3 A' 1665 1609 15.55 6.79 0.53 0.70
4 A' 1400 1354 26.01 2.35 0.71 0.83
5 A' 1151 1113 133.47 1.39 0.74 0.85
6 A' 925 895 11.44 13.78 0.19 0.32
7 A" 3514 3397 0.24 54.35 0.75 0.86
8 A" 1325 1281 0.02 5.29 0.75 0.86
9 A" 406 393 169.58 2.91 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8818.1 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 8524.5 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 B3LYPultrafine/cc-pVTZ
ABC
6.42337 0.84403 0.84319

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.011 0.708 0.000
O2 -0.011 -0.739 0.000
H3 -0.950 -0.944 0.000
H4 0.554 0.950 0.810
H5 0.554 0.950 -0.810

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.44691.90011.01661.0166
O21.44690.96141.95621.9562
H31.90010.96142.55022.5502
H41.01661.95622.55021.6198
H51.01661.95622.55021.6198

picture of hydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H3 102.295 O2 N1 H4 103.763
O2 N1 H5 103.763 H4 N1 H5 105.634
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.203      
2 O -0.337      
3 H 0.234      
4 H 0.153      
5 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.104 0.582 0.000 0.591
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.119 3.720 0.000
y 3.720 -12.586 0.000
z 0.000 0.000 -11.534
Traceless
 xyz
x 0.941 3.720 0.000
y 3.720 -1.259 0.000
z 0.000 0.000 0.318
Polar
3z2-r20.636
x2-y21.467
xy3.720
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.120 0.372 0.000
y 0.372 2.693 0.000
z 0.000 0.000 1.966


<r2> (average value of r2) Å2
<r2> 20.739
(<r2>)1/2 4.554