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All results from a given calculation for NH2OH (hydroxylamine)

using model chemistry: PBE1PBE/daug-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 PBE1PBE/daug-cc-pVTZ
 hartrees
Energy at 0K-131.630580
Energy at 298.15K 
HF Energy-131.630580
Nuclear repulsion energy39.585162
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 PBE1PBE/daug-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' 3866 3866 45.80 64.09 0.19 0.32
2 A' 3478 3478 2.07 124.52 0.07 0.13
3 A' 1674 1674 14.02 4.22 0.51 0.67
4 A' 1409 1409 27.98 3.01 0.15 0.27
5 A' 1150 1150 125.44 2.72 0.12 0.21
6 A' 978 978 15.24 7.81 0.26 0.42
7 A" 3558 3558 2.95 52.77 0.75 0.86
8 A" 1346 1346 0.09 2.01 0.75 0.86
9 A" 426 426 164.30 0.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8942.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8942.1 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 PBE1PBE/daug-cc-pVTZ
ABC
6.49174 0.86695 0.86462

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.010 0.695 0.000
O2 -0.010 -0.728 0.000
H3 -0.945 -0.943 0.000
H4 0.546 0.951 0.811
H5 0.546 0.951 -0.811

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.42351.88631.01561.0156
O21.42350.95911.94551.9455
H31.88630.95912.54282.5428
H41.01561.94552.54281.6213
H51.01561.94552.54281.6213

picture of hydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 H3 102.951 O2 N1 H4 104.565
O2 N1 H5 104.565 H4 N1 H5 105.917
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.049      
2 O -0.783      
3 H 0.364      
4 H 0.234      
5 H 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.104 0.540 0.000 0.550
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.425 3.764 0.000
y 3.764 -12.849 0.000
z 0.000 0.000 -11.752
Traceless
 xyz
x 0.876 3.764 0.000
y 3.764 -1.261 0.000
z 0.000 0.000 0.385
Polar
3z2-r20.770
x2-y21.424
xy3.764
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.667 0.241 0.000
y 0.241 3.183 0.000
z 0.000 0.000 2.504


<r2> (average value of r2) Å2
<r2> 20.628
(<r2>)1/2 4.542