Elements of Group 1 (IA), excluding hydrogen, have an oxidation state of +1 in compounds.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

1 source for · 0 against

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AS REPORTEDno primary record reached; this is what the reporting says

Is it true that elements of Group 1 (IA), excluding hydrogen, have an oxidation state of +1 in compounds?

Yes. Evidence establishes that Group 1 metals in compounds consistently exhibit an oxidation state of +1.

Verdict: SUPPORTED · 1 source for, 0 against · Last checked 3 Oct 2026

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

Evidence for · 1

Wikipedia: Oxidation state

Reference article covering this claim directly

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Wikipedia: Oxidation state. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Oxidation_state

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