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All results from a given calculation for NH2OH (hydroxylamine)

using model chemistry: wB97X-D/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/STO-3G
 hartrees
Energy at 0K-129.906556
Energy at 298.15K 
HF Energy-129.906556
Nuclear repulsion energy37.956517
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 wB97X-D/STO-3G
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' 3773 3773 29.83 43.98 0.31 0.47
2 A' 3412 3412 18.70 57.34 0.11 0.20
3 A' 1847 1847 2.76 14.32 0.70 0.82
4 A' 1563 1563 6.68 9.84 0.74 0.85
5 A' 1261 1261 53.07 2.75 0.74 0.85
6 A' 1157 1157 9.91 7.89 0.15 0.27
7 A" 3598 3598 27.30 33.92 0.75 0.86
8 A" 1388 1388 2.71 10.11 0.75 0.86
9 A" 238 238 120.83 7.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9118.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9118.1 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 wB97X-D/STO-3G
ABC
5.65042 0.81409 0.80415

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.016 0.724 0.000
O2 -0.016 -0.756 0.000
H3 -1.030 -0.907 0.000
H4 0.636 0.943 0.823
H5 0.636 0.943 -0.823

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.47981.92011.07241.0724
O21.47981.02511.99741.9974
H31.92011.02512.62202.6220
H41.07241.99742.62201.6451
H51.07241.99742.62201.6451

picture of hydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H3 98.450 O2 N1 H4 101.813
O2 N1 H5 101.813 H4 N1 H5 100.173
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.287      
2 O -0.205      
3 H 0.185      
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
  0.430 0.161 0.000 0.460
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.765 2.954 0.000
y 2.954 -11.747 0.000
z 0.000 0.000 -10.594
Traceless
 xyz
x 1.405 2.954 0.000
y 2.954 -1.567 0.000
z 0.000 0.000 0.162
Polar
3z2-r20.324
x2-y21.982
xy2.954
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.086 0.596 0.000
y 0.596 1.352 0.000
z 0.000 0.000 0.887


<r2> (average value of r2) Å2
<r2> 20.753
(<r2>)1/2 4.556