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All results from a given calculation for NH2NO (Nitrosamide)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-185.777590
Energy at 298.15K-185.780916
HF Energy-185.777590
Nuclear repulsion energy72.493599
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 B1B95/6-31G**
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 3750 3581 60.10      
2 A 3521 3361 12.41      
3 A 1673 1597 123.86      
4 A 1613 1540 128.11      
5 A 1258 1201 114.43      
6 A 1144 1092 51.02      
7 A 738 704 5.52      
8 A 628 599 1.87      
9 A 127 122 263.93      

Unscaled Zero Point Vibrational Energy (zpe) 7225.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 6898.8 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 B1B95/6-31G**
ABC
2.73009 0.43541 0.37570

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.114 0.220 0.003
N2 -0.143 -0.506 0.001
N3 1.009 0.146 -0.020
H4 1.004 1.160 0.041
H5 1.849 -0.401 0.065

Atom - Atom Distances (Å)
  O1 N2 N3 H4 H5
O11.21302.12492.31803.0288
N21.21301.32422.02361.9963
N32.12491.32421.01581.0062
H42.31802.02361.01581.7751
H53.02881.99631.00621.7751

picture of Nitrosamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 N3 113.675 N2 N3 H4 119.125
N2 N3 H5 117.228 H4 N3 H5 122.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.362      
2 N 0.173      
3 N -0.524      
4 H 0.345      
5 H 0.368      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.598 0.742 0.233 3.681
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.912 0.316 0.394
y 0.316 -16.226 0.054
z 0.394 0.054 -17.252
Traceless
 xyz
x 1.827 0.316 0.394
y 0.316 -0.144 0.054
z 0.394 0.054 -1.683
Polar
3z2-r2-3.366
x2-y21.314
xy0.316
xz0.394
yz0.054


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.193 -0.012 0.003
y -0.012 2.417 0.004
z 0.003 0.004 1.264


<r2> (average value of r2) Å2
<r2> 35.556
(<r2>)1/2 5.963