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All results from a given calculation for NH2NO (Nitrosamide)

using model chemistry: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-184.770098
Energy at 298.15K-184.773476
HF Energy-184.770098
Nuclear repulsion energy68.589230
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 BLYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3499 3480 21.50      
2 A 3252 3234 0.60      
3 A 1517 1509 41.92      
4 A 1279 1272 30.04      
5 A 1067 1061 74.09      
6 A 855 850 76.38      
7 A 687 683 14.80      
8 A 516 513 0.06      
9 A 287 286 279.25      

Unscaled Zero Point Vibrational Energy (zpe) 6479.9 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 6444.3 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 BLYP/3-21G
ABC
2.33667 0.39372 0.33695

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.169 0.245 -0.000
N2 -0.155 -0.556 0.000
N3 1.067 0.160 0.000
H4 1.037 1.192 -0.000
H5 1.934 -0.383 -0.001

Atom - Atom Distances (Å)
  O1 N2 N3 H4 H5
O11.29282.23782.40043.1661
N21.29281.41662.11592.0962
N32.23781.41661.03231.0230
H42.40042.11591.03231.8125
H53.16612.09621.02301.8125

picture of Nitrosamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 N3 111.285 N2 N3 H4 118.705
N2 N3 H5 117.558 H4 N3 H5 123.736
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.295      
2 N 0.138      
3 N -0.449      
4 H 0.293      
5 H 0.314      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.329 0.802 -0.004 3.424
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.743 0.328 -0.006
y 0.328 -16.310 -0.000
z -0.006 -0.000 -17.111
Traceless
 xyz
x 1.967 0.328 -0.006
y 0.328 -0.383 -0.000
z -0.006 -0.000 -1.584
Polar
3z2-r2-3.169
x2-y21.566
xy0.328
xz-0.006
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.305 -0.041 -0.000
y -0.041 2.225 0.000
z -0.000 0.000 0.766


<r2> (average value of r2) Å2
<r2> 38.311
(<r2>)1/2 6.190