HCO+

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Species data

Common Formula	HCO+
Stoichiometric Formula	HCO+
Name	Formyl cation
Mass	29.00219 a.m.u
Charge	1
CAS	17030-74-9
Inchi	InChI=1S/CHO/c1-2/h1H/q+1
InchiKey	XPRMKTHGXOVKEH-UHFFFAOYSA-N
State	Ground State

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KIDA HCO+

ISM Abundance

log₁₀ Abundance	Reference	Source Name	Source Type	Link

Polarizability

Evaluation	Definition	Value (Å³)	Method	Origin	Reference
	total	1.284	Calculations	Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE

Definition: total Value (Å³): 1.284 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference:

Dipole moment

Evaluation	Value (D)	Method	Origin	Reference
	-3.787	Calculations	Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE

Value (D): -3.787 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference:

Enthalpy of formation

Evaluation	T (K)	Value (kJ.mol^-1)	Method	Origin	Reference
	0	827.4 ±0.26	Reviews and Evaluations	Database : Burcat
	298	833.94 ±0.26	Reviews and Evaluations	Database : Burcat

T (K): 0 Value (kJ.mol^-1) : 827.4 ±0.26 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 833.94 ±0.26 Method: Reviews and Evaluations Origin: Other database Reference:

Desorption energy

No data

Diffusion energy

No data