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All results from a given calculation for CH3NO2 (Methane, nitro-)

using model chemistry: SVWN/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS Os out of place 1A'
Energy calculated at SVWN/6-311G*
 hartrees
Energy at 0K-243.853012
Energy at 298.15K 
HF Energy-243.853012
Nuclear repulsion energy125.550287
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 SVWN/6-311G*
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' 3109 3079 1.18      
2 A' 3010 2981 0.06      
3 A' 1433 1419 73.30      
4 A' 1409 1396 58.08      
5 A' 1342 1329 35.20      
6 A' 1096 1085 3.62      
7 A' 943 934 23.05      
8 A' 677 670 13.54      
9 A' 611 605 3.69      
10 A" 3140 3109 0.00      
11 A" 1665 1649 251.18      
12 A" 1404 1391 37.79      
13 A" 1070 1059 3.74      
14 A" 482 477 0.42      
15 A" 50 49 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 10719.3 cm-1
Scaled (by 0.9904) Zero Point Vibrational Energy (zpe) 10616.4 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 SVWN/6-311G*
ABC
0.41166 0.35927 0.19917

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 -1.305 0.000
N2 -0.014 0.172 0.000
H3 1.057 -1.611 0.000
H4 -0.492 -1.658 0.913
H5 -0.492 -1.658 -0.913
O6 0.001 0.722 -1.085
O7 0.001 0.722 1.085

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.47801.09931.09541.09542.29952.2995
N21.47802.08062.10012.10011.21631.2163
H31.09932.08061.79841.79842.78132.7813
H41.09542.10011.79841.82513.14582.4363
H51.09542.10011.79841.82512.43633.1458
O62.29951.21632.78133.14582.43632.1699
O72.29951.21632.78132.43633.14582.1699

picture of Methane, nitro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O6 116.848 C1 N2 O7 116.848
N2 C1 H3 106.746 N2 C1 H4 108.474
N2 C1 H5 108.474 H3 C1 H4 110.053
H3 C1 H5 110.053 H4 C1 H5 112.829
O6 N2 O7 126.261
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.599      
2 N 0.199      
3 H 0.296      
4 H 0.279      
5 H 0.279      
6 O -0.228      
7 O -0.228      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.073 -3.386 0.000 3.387
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.506 -0.148 0.000
y -0.148 -22.202 0.000
z 0.000 0.000 -26.292
Traceless
 xyz
x 2.741 -0.148 0.000
y -0.148 1.697 0.000
z 0.000 0.000 -4.438
Polar
3z2-r2-8.877
x2-y20.696
xy-0.148
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.625 -0.032 0.000
y -0.032 4.102 0.000
z 0.000 0.000 4.934


<r2> (average value of r2) Å2
<r2> 63.541
(<r2>)1/2 7.971