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All results from a given calculation for NH2NO (Nitrosamide)

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-185.671404
Energy at 298.15K-185.674539
HF Energy-185.671404
Nuclear repulsion energy71.601921
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 PBEPBE/6-31G(2df,p)
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 3617 3580 39.36      
2 A 3355 3320 0.76      
3 A 1556 1540 96.14      
4 A 1519 1503 96.17      
5 A 1179 1167 80.79      
6 A 1031 1021 63.33      
7 A 719 712 2.27      
8 A 589 583 0.52      
9 A 51 51 175.22      

Unscaled Zero Point Vibrational Energy (zpe) 6807.8 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 6737.7 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 PBEPBE/6-31G(2df,p)
ABC
2.65722 0.42474 0.36624

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.127 0.225 0.001
N2 -0.149 -0.514 0.001
N3 1.023 0.147 -0.008
H4 1.023 1.173 0.017
H5 1.871 -0.408 0.028

Atom - Atom Distances (Å)
  O1 N2 N3 H4 H5
O11.22572.15132.35003.0643
N21.22571.34522.05382.0226
N32.15131.34521.02581.0147
H42.35002.05381.02581.7944
H53.06432.02261.01471.7944

picture of Nitrosamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 N3 113.519 N2 N3 H4 119.430
N2 N3 H5 117.292 H4 N3 H5 123.130
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.284      
2 N 0.079      
3 N -0.311      
4 H 0.242      
5 H 0.274      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.375 0.761 0.079 3.461
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.758 0.270 0.142
y 0.270 -16.388 0.016
z 0.142 0.016 -17.212
Traceless
 xyz
x 2.041 0.270 0.142
y 0.270 -0.403 0.016
z 0.142 0.016 -1.638
Polar
3z2-r2-3.277
x2-y21.629
xy0.270
xz0.142
yz0.016


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.634 0.091 0.005
y 0.091 2.845 0.002
z 0.005 0.002 1.641


<r2> (average value of r2) Å2
<r2> 36.202
(<r2>)1/2 6.017