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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: B2PLYP=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-113.691176
Energy at 298.15K-113.691017
HF Energy-113.597057
Nuclear repulsion energy25.748306
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 B2PLYP=FULL/6-31+G**
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' 3458 3289 30.53 290.38 0.33 0.50
2 A' 1388 1320 87.48 6.35 0.75 0.86
3 A' 1125 1070 102.55 20.58 0.51 0.67

Unscaled Zero Point Vibrational Energy (zpe) 2985.6 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 2839.3 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 B2PLYP=FULL/6-31+G**
ABC
23.34762 1.37614 1.29954

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.060 0.797 0.000
O2 0.060 -0.487 0.000
H3 -0.837 -0.890 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.28411.9107
O21.28410.9832
H31.91070.9832

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