return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2OH (hydroxylamine)

using model chemistry: B97D3/daug-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 B97D3/daug-cc-pVDZ
 hartrees
Energy at 0K-131.673626
Energy at 298.15K 
HF Energy-131.673626
Nuclear repulsion energy38.867272
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/daug-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' 3715 3715 31.30 68.09 0.19 0.33
2 A' 3335 3335 6.82 136.80 0.07 0.14
3 A' 1615 1615 11.60 5.12 0.50 0.67
4 A' 1368 1368 20.61 3.86 0.11 0.20
5 A' 1134 1134 109.72 1.76 0.05 0.10
6 A' 865 865 12.86 9.34 0.24 0.39
7 A" 3421 3421 0.06 61.50 0.75 0.86
8 A" 1300 1300 0.01 2.47 0.75 0.86
9 A" 387 387 151.15 0.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8570.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8570.0 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/daug-cc-pVDZ
ABC
6.26914 0.83168 0.83054

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.012 0.715 0.000
O2 -0.012 -0.745 0.000
H3 -0.961 -0.943 0.000
H4 0.572 0.947 0.813
H5 0.572 0.947 -0.813

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.45961.91011.02731.0273
O21.45960.96931.96521.9652
H31.91010.96932.56532.5653
H41.02731.96522.56531.6250
H51.02731.96522.56531.6250

picture of hydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H3 101.793 O2 N1 H4 103.028
O2 N1 H5 103.028 H4 N1 H5 104.545
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.223      
2 O -0.454      
3 H 0.368      
4 H 0.154      
5 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.150 0.550 0.000 0.570
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.497 3.695 0.000
y 3.695 -13.043 0.000
z 0.000 0.000 -11.992
Traceless
 xyz
x 1.020 3.695 0.000
y 3.695 -1.298 0.000
z 0.000 0.000 0.278
Polar
3z2-r20.556
x2-y21.546
xy3.695
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.898 0.248 0.000
y 0.248 3.428 0.000
z 0.000 0.000 2.695


<r2> (average value of r2) Å2
<r2> 21.202
(<r2>)1/2 4.605