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All results from a given calculation for CH3ONO (Methyl nitrite)

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS cis 1A'
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-244.892099
Energy at 298.15K-244.896537
HF Energy-244.892099
Nuclear repulsion energy121.198262
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 B97D3/6-31+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' 3130 3077 7.92      
2 A' 2997 2945 18.12      
3 A' 1658 1630 208.95      
4 A' 1460 1435 4.84      
5 A' 1406 1382 4.35      
6 A' 1148 1128 0.10      
7 A' 947 931 64.90      
8 A' 817 803 52.18      
9 A' 537 528 163.78      
10 A' 323 318 0.53      
11 A" 3076 3024 21.28      
12 A" 1449 1424 10.26      
13 A" 1124 1104 0.54      
14 A" 362 356 2.52      
15 A" 154 151 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 10294.3 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 10117.3 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 B97D3/6-31+G**
ABC
0.67030 0.23763 0.18155

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.338 0.357 0.000
O2 0.000 0.906 0.000
H3 1.995 1.232 0.000
H4 1.504 -0.256 0.896
H5 1.504 -0.256 -0.896
N6 -1.065 -0.070 0.000
O7 -0.697 -1.203 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 N6 O7
C11.44661.09321.09821.09822.44102.5646
O21.44662.02092.10142.10141.44482.2216
H31.09322.02091.80451.80453.32493.6294
H41.09822.10141.80451.79192.72702.5582
H51.09822.10141.80451.79192.72702.5582
N62.44101.44483.32492.72702.72701.1913
O72.56462.22163.62942.55822.55821.1913

picture of Methyl nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 N6 115.176 O2 C1 H3 104.578
O2 C1 H4 110.578 O2 C1 H5 110.578
O2 N6 O7 114.527 H3 C1 H4 110.855
H3 C1 H5 110.855 H4 C1 H5 109.334
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.268      
2 O -0.033      
3 H 0.174      
4 H 0.171      
5 H 0.171      
6 N -0.223      
7 O 0.009      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.303 -0.006 0.000 2.303
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.852 0.747 0.000
y 0.747 -25.846 0.000
z 0.000 0.000 -22.324
Traceless
 xyz
x 2.233 0.747 0.000
y 0.747 -3.758 0.000
z 0.000 0.000 1.525
Polar
3z2-r23.050
x2-y23.994
xy0.747
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.442 0.926 0.000
y 0.926 5.202 0.000
z 0.000 0.000 3.357


<r2> (average value of r2) Å2
<r2> 67.857
(<r2>)1/2 8.238