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All results from a given calculation for NH2OH (hydroxylamine)

using model chemistry: wB97X-D/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-131.678782
Energy at 298.15K 
HF Energy-131.678782
Nuclear repulsion energy39.479389
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/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' 3860 3677 46.21 56.57 0.30 0.46
2 A' 3456 3292 1.75 105.12 0.11 0.20
3 A' 1678 1598 12.41 8.75 0.59 0.74
4 A' 1423 1355 25.22 3.42 0.73 0.85
5 A' 1170 1114 126.31 2.45 0.74 0.85
6 A' 996 949 12.41 11.57 0.18 0.30
7 A" 3537 3370 0.03 62.13 0.75 0.86
8 A" 1352 1288 0.04 7.35 0.75 0.86
9 A" 403 384 175.59 4.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8936.8 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 8513.2 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/cc-pVDZ
ABC
6.37152 0.86492 0.86437

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.012 0.697 0.000
O2 -0.012 -0.729 0.000
H3 -0.954 -0.933 0.000
H4 0.567 0.943 0.808
H5 0.567 0.943 -0.808

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.42551.88221.02411.0241
O21.42550.96371.94491.9449
H31.88220.96372.54642.5464
H41.02411.94492.54641.6164
H51.02411.94492.54641.6164

picture of hydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H3 102.226 O2 N1 H4 103.902
O2 N1 H5 103.902 H4 N1 H5 104.214
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.114      
2 O -0.289      
3 H 0.176      
4 H 0.113      
5 H 0.113      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.109 0.564 0.000 0.574
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.620 3.678 0.000
y 3.678 -12.243 0.000
z 0.000 0.000 -11.232
Traceless
 xyz
x 1.117 3.678 0.000
y 3.678 -1.317 0.000
z 0.000 0.000 0.200
Polar
3z2-r20.399
x2-y21.623
xy3.678
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.674 0.442 0.000
y 0.442 2.213 0.000
z 0.000 0.000 1.573


<r2> (average value of r2) Å2
<r2> 20.254
(<r2>)1/2 4.500