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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: B3LYPultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-169.809090
Energy at 298.15K-169.812792
HF Energy-169.809090
Nuclear repulsion energy70.199307
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 B3LYPultrafine/6-31+G**
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' 3145 3028 11.40      
2 A' 3029 2916 1.89      
3 A' 1670 1608 91.09      
4 A' 1457 1403 28.06      
5 A' 1378 1327 28.36      
6 A' 1158 1114 17.97      
7 A' 853 821 26.38      
8 A' 577 555 1.61      
9 A" 3115 2998 2.39      
10 A" 1454 1400 14.99      
11 A" 973 937 2.53      
12 A" 169 163 1.61      

Unscaled Zero Point Vibrational Energy (zpe) 9489.1 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 9135.2 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 B3LYPultrafine/6-31+G**
ABC
2.04671 0.38047 0.34124

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.950 -0.570 0.000
N2 0.000 0.569 0.000
O3 1.163 0.234 0.000
H4 -0.430 -1.533 0.000
H5 -1.588 -0.448 0.883
H6 -1.588 -0.448 -0.883

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.48332.26091.09391.09601.0960
N21.48331.21032.14502.08202.0820
O32.26091.21032.37842.96832.9683
H41.09392.14502.37841.81561.8156
H51.09602.08202.96831.81561.7659
H61.09602.08202.96831.81561.7659

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.753 N2 C1 H4 111.776
N2 C1 H5 106.678 N2 C1 H6 106.678
H4 C1 H5 112.012 H4 C1 H6 112.012
H5 C1 H6 107.344
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.393      
2 N -0.049      
3 O -0.082      
4 H 0.172      
5 H 0.176      
6 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.146 -1.464 0.000 2.597
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.664 0.471 0.000
y 0.471 -19.607 0.000
z 0.000 0.000 -16.911
Traceless
 xyz
x -0.406 0.471 0.000
y 0.471 -1.819 0.000
z 0.000 0.000 2.224
Polar
3z2-r24.449
x2-y20.942
xy0.471
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.003 0.330 0.000
y 0.330 3.662 0.000
z 0.000 0.000 2.918


<r2> (average value of r2) Å2
<r2> 41.915
(<r2>)1/2 6.474