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

using model chemistry: CCSD(T)/aug-cc-pVDZ

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 CCSD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-244.478821
Energy at 298.15K 
HF Energy-243.699798
Nuclear repulsion energy123.763874
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 CCSD(T)/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at CCSD(T)/aug-cc-pVDZ
ABC
0.40152 0.34713 0.19318

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 -1.332 0.000
N2 -0.010 0.171 0.000
H3 1.059 -1.637 0.000
H4 -0.502 -1.669 0.917
H5 -0.502 -1.669 -0.917
O6 0.001 0.735 -1.099
O7 0.001 0.735 1.099

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.50351.10171.09831.09832.34152.3415
N21.50352.10152.11382.11381.23551.2355
H31.10172.10151.81071.81072.82122.8212
H41.09832.11381.81071.83303.17742.4630
H51.09832.11381.81071.83302.46303.1774
O62.34151.23552.82123.17742.46302.1984
O72.34151.23552.82122.46303.17742.1984

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 117.153 C1 N2 O7 117.153
N2 C1 H3 106.519 N2 C1 H4 107.653
N2 C1 H5 107.653 H3 C1 H4 110.783
H3 C1 H5 110.783 H4 C1 H5 113.128
O6 N2 O7 125.671
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability