The combustion of hydrogen proceeds via a branched chain reaction mechanism involving free radicals

the verdict

SUPPORTED

the evidence backs this

Recorded sources

2 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

The combustion of hydrogen is well established as a branched chain reaction mechanism involving key free radical intermediates.

The analysis

The claim is a specific, well-established fact in combustion chemistry. Retrieved papers [0] and [5] provide direct empirical and kinetic evidence supporting the radical-mediated chain-branching mechanism of hydrogen-oxygen combustion. The remaining papers are tangential, discussing polymer chemistry, atmospheric ozonolysis, or other hydrocarbons.

Evidence for · 2

Shock-Tube Study of Chain Branching during the Induction Period of the Hydrogen—Oxygen Reaction

Recorded source metadata

David Gutman, Garry L. Schott. Shock-Tube Study of Chain Branching during the Induction Period of the Hydrogen—Oxygen Reaction. 1967. https://doi.org/10.1063/1.1840604

Paper [0] investigates the chain-branching kinetics of hydrogen-oxygen combustion, explicitly confirming the role of elementary radical reactions like H + O2 -> OH + O.

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More for · 1

Hydrogen Peroxide in the Thermal Hydrogen Oxygen Reaction. II. Reaction of Hydrogen Peroxide with Hydrogen and Chain Initiation in the Hydrogen Oxygen Reaction

Recorded source metadata

C. K. McLane. Hydrogen Peroxide in the Thermal Hydrogen Oxygen Reaction. II. Reaction of Hydrogen Peroxide with Hydrogen and Chain Initiation in the Hydrogen Oxygen Reaction. 1950. https://doi.org/10.1063/1.1747821

Paper [5] examines the thermal hydrogen-oxygen reaction and supports the conclusion that the reaction proceeds via a radical chain mechanism.

Source citation format

The paper trail · every fact has a biography

first checked01 Aug 2026

judged → SUPPORTED · 8401 Aug 2026

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