actinium-K

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actinium-K

Where it comes from

From the former practice of naming the steps in a decay chain sequential letters. Francium was first identified in the naturally occurring actinium series.

noun actinium K

  1. historical, obsolete, uncountable Synonym of francium.

    Similar: francium

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MLA

"actinium-K." Wiktionary, via Micwyn, micwyn.com/word/actinium-k. Accessed 6 Nov. 2026.

APA

actinium-K. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/actinium-k

Chicago

"actinium-K." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/actinium-k.

BibTeX
@misc{actinium_k_2026,
  title = {actinium-K},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/actinium-k},
  urldate = {2026-11-06}
}