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

using model chemistry: HSEh1PBE/TZVP

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 HSEh1PBE/TZVP
 hartrees
Energy at 0K-244.859263
Energy at 298.15K 
HF Energy-244.859263
Nuclear repulsion energy125.654126
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 HSEh1PBE/TZVP
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' 3196 3069 1.48      
2 A' 3098 2974 0.26      
3 A' 1479 1420 29.35      
4 A' 1459 1401 82.24      
5 A' 1410 1354 20.25      
6 A' 1141 1095 1.41      
7 A' 955 917 15.65      
8 A' 683 655 16.75      
9 A' 627 602 5.41      
10 A" 3229 3100 0.06      
11 A" 1682 1615 356.63      
12 A" 1463 1405 38.41      
13 A" 1116 1072 10.45      
14 A" 492 472 0.67      
15 A" 28 27 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 11027.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 10587.8 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 HSEh1PBE/TZVP
ABC
0.41650 0.35492 0.19883

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 -1.317 0.000
N2 -0.011 0.174 0.000
H3 1.047 -1.619 0.000
H4 -0.491 -1.659 0.905
H5 -0.491 -1.659 -0.905
O6 0.001 0.726 -1.079
O7 0.001 0.726 1.079

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.49111.08951.08571.08572.31032.3103
N21.49112.08242.10052.10051.21181.2118
H31.08952.08241.78581.78582.78552.7855
H41.08572.10051.78581.81023.14152.4421
H51.08572.10051.78581.81022.44213.1415
O62.31031.21182.78553.14152.44212.1576
O72.31031.21182.78552.44213.14152.1576

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 117.089 C1 N2 O7 117.089
N2 C1 H3 106.563 N2 C1 H4 108.177
N2 C1 H5 108.177 H3 C1 H4 110.362
H3 C1 H5 110.362 H4 C1 H5 112.947
O6 N2 O7 125.796
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.338      
2 N 0.172      
3 H 0.177      
4 H 0.169      
5 H 0.169      
6 O -0.175      
7 O -0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.039 -3.683 0.000 3.683
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.547 -0.099 0.000
y -0.099 -22.252 0.000
z 0.000 0.000 -26.592
Traceless
 xyz
x 2.875 -0.099 0.000
y -0.099 1.818 0.000
z 0.000 0.000 -4.693
Polar
3z2-r2-9.386
x2-y20.705
xy-0.099
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.875 -0.054 0.000
y -0.054 4.282 0.000
z 0.000 0.000 5.350


<r2> (average value of r2) Å2
<r2> 63.677
(<r2>)1/2 7.980