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All results from a given calculation for NH2NO (Nitrosamide)

using model chemistry: mPW1PW91/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/STO-3G
 hartrees
Energy at 0K-183.324384
Energy at 298.15K-183.327884
HF Energy-183.324384
Nuclear repulsion energy67.881640
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 mPW1PW91/STO-3G
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 3792 3333 1.41      
2 A 3541 3112 5.31      
3 A 1727 1518 20.09      
4 A 1668 1466 25.20      
5 A 1270 1116 31.17      
6 A 1048 921 11.28      
7 A 661 581 209.33      
8 A 584 513 51.30      
9 A 437 384 34.48      

Unscaled Zero Point Vibrational Energy (zpe) 7363.3 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 6471.6 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 mPW1PW91/STO-3G
ABC
2.17355 0.38656 0.33356

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.156 0.262 0.011
N2 -0.189 -0.564 0.009
N3 1.102 0.157 -0.120
H4 1.032 1.137 0.271
H5 1.825 -0.388 0.417

Atom - Atom Distances (Å)
  O1 N2 N3 H4 H5
O11.27202.26492.37103.0783
N21.27201.48532.11042.0629
N32.26491.48531.05701.0524
H42.37102.11041.05701.7243
H53.07832.06291.05241.7243

picture of Nitrosamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 N3 110.219 N2 N3 H4 111.104
N2 N3 H5 107.538 H4 N3 H5 109.663
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.102      
2 N 0.026      
3 N -0.308      
4 H 0.187      
5 H 0.197      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.674 0.856 1.361 2.321
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.795 0.205 2.089
y 0.205 -15.479 0.337
z 2.089 0.337 -15.194
Traceless
 xyz
x 0.541 0.205 2.089
y 0.205 -0.484 0.337
z 2.089 0.337 -0.057
Polar
3z2-r2-0.113
x2-y20.683
xy0.205
xz2.089
yz0.337


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.883 -0.128 0.120
y -0.128 1.310 0.012
z 0.120 0.012 0.579


<r2> (average value of r2) Å2
<r2> 38.061
(<r2>)1/2 6.169