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 HNO (Nitrosyl hydride)

using model chemistry: ROHF/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 ROHF/daug-cc-pVTZ
 hartrees
Energy at 0K-129.843246
Energy at 298.15K 
HF Energy-129.843246
Nuclear repulsion energy31.375154
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 ROHF/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' 3311 3311 55.51      
2 A' 1935 1935 72.40      
3 A' 1707 1707 39.00      

Unscaled Zero Point Vibrational Energy (zpe) 3476.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3476.1 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 ROHF/daug-cc-pVTZ
ABC
20.08146 1.51407 1.40791

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.911 0.903 0.000
N2 0.061 0.562 0.000
O3 0.061 -0.604 0.000

Atom - Atom Distances (Å)
  H1 N2 O3
H11.03001.7932
N21.03001.1659
O31.79321.1659

picture of Nitrosyl hydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N2 O3 109.339
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.586      
2 N -0.143      
3 O -0.443      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.526 1.098 0.000 1.880
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.912 -1.594 0.001
y -1.594 -11.768 0.002
z 0.001 0.002 -10.581
Traceless
 xyz
x 0.262 -1.594 0.001
y -1.594 -1.022 0.002
z 0.001 0.002 0.759
Polar
3z2-r21.518
x2-y20.856
xy-1.594
xz0.001
yz0.002


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


<r2> (average value of r2) Å2
<r2> 13.754
(<r2>)1/2 3.709