Louis Jacques Thénard first described hydrogen peroxide in 1818.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

3 sources for · 0 against

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

Is it true that Louis Jacques Thénard first described hydrogen peroxide in 1818?

Yes. Multiple historical and reference sources confirm that chemist Louis Jacques Thénard first described and discovered hydrogen peroxide in 1818.

Verdict: SUPPORTED · 3 sources for, 0 against · Last checked 4 Oct 2026

How claims like this are judged

Judged against reference works: claims of this kind are settled by the historical reference record, not journal abstracts.

Evidence for · 3

Wikipedia: Louis Jacques Thénard

Reference article covering this claim directly

Get citation

Wikipedia: Louis Jacques Thénard. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Louis_Jacques_Th%C3%A9nard

See more details

More for · 2

LibreTexts: LibreTexts: 16.5B: Hydrogen Peroxide (H 2O 2)

Explicitly states that hydrogen peroxide was first described in 1818 by Louis Jacques Thénard.

Get citation

LibreTexts: LibreTexts: 16.5B%3A Hydrogen Peroxide (H 2O 2). (n.d.). LibreTexts. https://chem.libretexts.org/Bookshelves/Inorganic_Chemistry/Map%3A_Inorganic_Chemistry_(Housecroft)/16%3A_The_Group_16_Elements/16.05%3A_Hydrides/16.5B%3A_Hydrogen_Peroxide_(H_2O_2)

Semantic Scholar peS2o: Spectroscopic Identification of Active Sites of Oxygen‐Doped Carbon for Selective Oxygen Reduction to Hydrogen Peroxide

Mentions the discovery of hydrogen peroxide by Louis Jacques Thénard in 1818.

Get citation

Semantic Scholar peS2o: Spectroscopic Identification of Active Sites of Oxygen‐Doped Carbon for Selective Oxygen Reduction to Hydrogen Peroxide. (n.d.). Semantic Scholar peS2o. https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/anie.202303525

Receipt History

Anyone with this link can read the claim and its public receipt, including any personal information in that text. Open permanent receipt.

Check your own claim

Challenge the receipt

I have a source that contradicts this verdict I have a source that supports it No source: request a receipt review Requests are recorded for review. This does not start an automatic check or guarantee a response time.

Citation formatting by citeproc-js (Frank Bennett) and the Citation Style Language project. Source and licenses.

This receipt is an automated verdict against our published method · not an opinion about any author or publication.
Terms · Privacy · How verdicts work