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Element name typing — 91–118

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protactinium

 

Type the displayed name or a registered alternative to advance automatically.

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91–118 name list

  1. protactinium
  2. uranium
  3. neptunium
  4. plutonium
  5. americium
  6. curium
  7. berkelium
  8. californium
  9. einsteinium
  10. fermium
  11. mendelevium
  12. nobelium
  13. lawrencium
  14. rutherfordium
  15. dubnium
  16. seaborgium
  17. bohrium
  18. hassium
  19. meitnerium
  20. darmstadtium
  21. roentgenium
  22. copernicium
  23. nihonium
  24. flerovium
  25. moscovium
  26. livermorium
  27. tennessine
  28. oganesson
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Follow 28 names in elements 91–118, from protactinium to oganesson, in the source’s fixed order. Read examples such as americium beside their pictures and practice registered alternatives as well as the full displayed labels. English displays aluminium, sulfur and caesium, with registered alternatives such as aluminum, sulphur and cesium. In Korean, Na displays sodyum and also accepts nateuryum; these conventional names are not described as obsolete in every classroom. Compare Co with C, I with In, and Rf with Rg using both the second letter and number. Chinese simplified and traditional names and readings may differ. Ambiguous pinyin within a set uses atomic-number suffixes such as lü13 and lü17. Those digits are separators, not tones; pinyin remains usable if a rare character lacks a font glyph. Names were checked on 2026-10-31 against the IUPAC 2022-05-04 table and the Korean Chemical Society table. Registered conventional Korean names also work. Family colors are project choices, not claims about properties. Digits after ambiguous Chinese pinyin are atomic-number separators. The first nonempty input for protactinium starts the timer. A matching answer advances without Enter, so read longer labels such as americium completely before continuing. You can edit unfinished text directly. Enter on an incorrect nonempty answer adds one error and clears that attempt; empty Enter and Enter during input-method composition do not add errors. After the set’s final label, such as oganesson, review time, keystrokes per minute and errors, then retry the same sequence. Best times stay in this browser, separated by topic, set and language.

Names were checked on 2026-10-31 against the IUPAC 2022-05-04 table and the Korean Chemical Society table. Registered conventional Korean names also work. Family colors are project choices, not claims about properties. Digits after ambiguous Chinese pinyin are atomic-number separators.

Image sources and licenses

Element cards: this project, CC BY 4.0. Number and symbol outlines: The Noto Project Authors, SIL OFL 1.1.