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All results from a given calculation for NH2OH (hydroxylamine)

using model chemistry: B97D3/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31G(2df,p)
 hartrees
Energy at 0K-131.649670
Energy at 298.15K 
HF Energy-131.649670
Nuclear repulsion energy38.952091
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 B97D3/6-31G(2df,p)
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' 3728 3728 22.26 57.97 0.28 0.44
2 A' 3331 3331 4.38 104.87 0.11 0.20
3 A' 1638 1638 11.35 10.73 0.50 0.67
4 A' 1400 1400 19.06 3.80 0.75 0.85
5 A' 1163 1163 118.80 2.06 0.73 0.85
6 A' 878 878 10.36 9.94 0.18 0.31
7 A" 3415 3415 1.77 59.68 0.75 0.86
8 A" 1309 1309 0.09 8.23 0.75 0.86
9 A" 373 373 147.88 3.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8616.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8616.8 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 B97D3/6-31G(2df,p)
ABC
6.27578 0.83632 0.83400

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.013 0.714 0.000
O2 -0.013 -0.744 0.000
H3 -0.961 -0.930 0.000
H4 0.577 0.942 0.808
H5 0.577 0.942 -0.808

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.45721.89731.02591.0259
O21.45720.96661.95981.9598
H31.89730.96662.55362.5536
H41.02591.95982.55361.6154
H51.02591.95982.55361.6154

picture of hydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H3 101.088 O2 N1 H4 102.848
O2 N1 H5 102.848 H4 N1 H5 103.873
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.388      
2 O -0.419      
3 H 0.304      
4 H 0.252      
5 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.136 0.501 0.000 0.519
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.724 3.522 0.000
y 3.522 -12.256 0.000
z 0.000 0.000 -11.352
Traceless
 xyz
x 1.080 3.522 0.000
y 3.522 -1.218 0.000
z 0.000 0.000 0.138
Polar
3z2-r20.276
x2-y21.532
xy3.522
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.952 0.429 0.000
y 0.429 2.480 0.000
z 0.000 0.000 1.888


<r2> (average value of r2) Å2
<r2> 20.671
(<r2>)1/2 4.547