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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: QCISD(TQ)/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at QCISD(TQ)/aug-cc-pVTZ
 hartrees
Energy at 0K-113.627311
Energy at 298.15K 
HF Energy-113.243796
Nuclear repulsion energy25.797906
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 QCISD(TQ)/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD(TQ)/aug-cc-pVTZ
ABC
22.91799 1.38372 1.30493

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.060 0.795 0.000
O2 0.060 -0.488 0.000
H3 -0.843 -0.867 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.28301.8915
O21.28300.9797
H31.89150.9797

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability