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the claim

Element number 101, which was synthesized in 1955, is named mendelevium.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
6 sources for · 0 against

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

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

Is it true that element number 101, which was synthesized in 1955, is named mendelevium?

Yes. Multiple authoritative sources confirm that element number 101 was synthesized in 1955 and named mendelevium.

Verdict: SUPPORTED · 6 sources for, 0 against · Last checked

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Judged against reference works: claims of this kind are settled by the historical reference record, not journal abstracts.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 · 6
Wikipedia: Mendelevium
Reference article covering this claim directly
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Wikipedia: Mendelevium. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Mendelevium

2 recorded entries grouped as this source

Additional records of the same source are shown below. They are not counted as additional sources.

Wikipedia: Wikipedia: Mendelevium
Confirms mendelevium was first synthesized in early 1955.
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Wikipedia: Wikipedia: Mendelevium. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Mendelevium

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More for · 5
LibreTexts: LibreTexts: 10.4.01: Mendeleev's Periodic Table
States element number 101, synthesized in 1955, is named mendelevium.
Get citation
LibreTexts: LibreTexts: 10.4.01%3A Mendeleev's Periodic Table. (n.d.). LibreTexts. https://chem.libretexts.org/Courses/Madera_Community_College/Concepts_of_Physical_Science/10%3A_Elements_Are_Made_of_Atoms/10.04%3A_Organizing_the_Elements/10.4.01%3A_Mendeleev's_Periodic_Table

Wikibooks: Wikibooks: 9-1 Chemistry/Printable version
States element number 101, synthesized in 1955, is named mendelevium.
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Wikibooks: Wikibooks: 9-1 Chemistry/Printable version. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/9-1_Chemistry/Printable_version

Wiktionary: Wiktionary: mendelevium
Confirms mendelevium was artificially synthesized in early 1955 and named after Mendeleev.
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Wiktionary: Wiktionary: mendelevium. (n.d.). Wiktionary. https://en.wiktionary.org/wiki/mendelevium

LibreTexts: LibreTexts: 6.02: Mendeleev's Periodic Table
States element number 101, synthesized in 1955, is named mendelevium.
Get citation
LibreTexts: LibreTexts: 6.02%3A Mendeleev's Periodic Table. (n.d.). LibreTexts. https://chem.libretexts.org/Bookshelves/Introductory_Chemistry/Introductory_Chemistry_(CK-12)/06%3A_The_Periodic_Table/6.02%3A_Mendeleev's_Periodic_Table

Wikibooks: Wikibooks: 9-1 Chemistry/The periodic table
States element number 101, synthesized in 1955, is named mendelevium.
Get citation
Wikibooks: Wikibooks: 9-1 Chemistry/The periodic table. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/9-1_Chemistry/The_periodic_table

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