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All results from a given calculation for C2H3NO (Nitrosoethylene)

using model chemistry: CCSD/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/daug-cc-pVTZ
 hartrees
Energy at 0K-207.534679
Energy at 298.15K 
HF Energy-206.756732
Nuclear repulsion energy104.736825
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/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD/daug-cc-pVTZ
ABC
1.77184 0.16999 0.15511

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.204 1.220 0.000
C2 0.000 0.651 0.000
N3 -0.045 -0.784 0.000
O4 -1.172 -1.225 0.000
H5 2.090 0.600 0.000
H6 1.323 2.294 0.000
H7 -0.951 1.170 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7
C11.33182.36163.40931.08171.08012.1558
C21.33181.43572.21182.09062.10941.0835
N32.36161.43571.21002.54403.36812.1537
O43.40932.21181.21003.73734.31352.4049
H51.08172.09062.54403.73731.85963.0942
H61.08012.10943.36814.31351.85962.5369
H72.15581.08352.15372.40493.09422.5369

picture of Nitrosoethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 117.097 C1 C2 H7 126.088
C2 C1 H5 119.680 C2 C1 H6 121.637
C2 N3 O4 113.166 N3 C2 H7 116.815
H5 C1 H6 118.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability