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

using model chemistry: wB97X-D/cc-pVTZ

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 wB97X-D/cc-pVTZ
 hartrees
Energy at 0K-245.019672
Energy at 298.15K-245.024403
HF Energy-245.019672
Nuclear repulsion energy124.190758
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 wB97X-D/cc-pVTZ
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' 3189 3049 6.61      
2 A' 3067 2933 12.87      
3 A' 1729 1653 167.34      
4 A' 1486 1420 8.85      
5 A' 1450 1386 1.96      
6 A' 1199 1146 0.40      
7 A' 1045 999 140.16      
8 A' 899 859 91.77      
9 A' 733 701 104.10      
10 A' 373 357 2.81      
11 A" 3145 3007 16.87      
12 A" 1491 1425 10.84      
13 A" 1165 1114 0.83      
14 A" 368 352 2.22      
15 A" 190 181 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 10764.3 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 10290.7 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 wB97X-D/cc-pVTZ
ABC
0.69264 0.25261 0.19180

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.321 0.316 0.000
O2 0.000 0.864 0.000
H3 1.978 1.179 0.000
H4 1.487 -0.293 0.888
H5 1.487 -0.293 -0.888
N6 -1.020 -0.020 0.000
O7 -0.717 -1.158 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 N6 O7
C11.43011.08481.08901.08902.36462.5144
O21.43012.00262.08312.08311.35002.1455
H31.08482.00261.78701.78703.22853.5665
H41.08902.08311.78701.77562.67392.5289
H51.08902.08311.78701.77562.67392.5289
N62.36461.35003.22852.67392.67391.1777
O72.51442.14553.56652.52892.52891.1777

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 116.511 O2 C1 H3 104.717
O2 C1 H4 110.836 O2 C1 H5 110.836
O2 N6 O7 116.002 H3 C1 H4 110.588
H3 C1 H5 110.588 H4 C1 H5 109.225
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.079      
2 O -0.172      
3 H 0.095      
4 H 0.085      
5 H 0.085      
6 N 0.166      
7 O -0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.191 0.220 0.000 2.202
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.626 0.435 0.000
y 0.435 -25.286 0.000
z 0.000 0.000 -21.818
Traceless
 xyz
x 1.926 0.435 0.000
y 0.435 -3.564 0.000
z 0.000 0.000 1.638
Polar
3z2-r23.275
x2-y23.660
xy0.435
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.766 0.736 0.000
y 0.736 4.588 0.000
z 0.000 0.000 3.084


<r2> (average value of r2) Å2
<r2> 64.913
(<r2>)1/2 8.057