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 NH3O (Ammonia Oxide)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/SDD
 hartrees
Energy at 0K-130.931288
Energy at 298.15K-130.935409
HF Energy-130.931288
Nuclear repulsion energy37.735186
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 HF/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3679 3312 1.45      
2 A1 1536 1383 112.67      
3 A1 724 652 63.97      
4 E 3822 3441 30.40      
4 E 3822 3441 30.40      
5 E 1848 1664 40.17      
5 E 1848 1664 40.17      
6 E 1029 926 45.87      
6 E 1029 926 45.87      

Unscaled Zero Point Vibrational Energy (zpe) 9667.9 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 8704.9 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 HF/SDD
ABC
6.16291 0.76601 0.76601

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.620
O2 0.000 0.000 0.895
H3 0.000 0.951 -0.941
H4 0.824 -0.476 -0.941
H5 -0.824 -0.476 -0.941

Atom - Atom Distances (Å)
  N1 O2 H3 H4 H5
N11.51521.00381.00381.0038
O21.51522.06762.06762.0676
H31.00382.06761.64751.6475
H41.00382.06761.64751.6475
H51.00382.06761.64751.6475

picture of Ammonia Oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 N1 H3 108.633 O2 N1 H4 108.633
O2 N1 H5 108.633 H3 N1 H4 110.296
H3 N1 H5 110.296 H4 N1 H5 110.296
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.601      
2 O -0.519      
3 H 0.373      
4 H 0.373      
5 H 0.373      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -5.714 5.714
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.262 0.000 0.000
y 0.000 -11.262 0.000
z 0.000 0.000 -12.631
Traceless
 xyz
x 0.684 0.000 0.000
y 0.000 0.684 0.000
z 0.000 0.000 -1.369
Polar
3z2-r2-2.737
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.306 0.000 0.000
y 0.000 1.306 0.000
z 0.000 0.000 2.729


<r2> (average value of r2) Å2
<r2> 21.789
(<r2>)1/2 4.668