protaktīnijs

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Latvian[edit]

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 Protaktīnijs on Latvian Wikipedia

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Etymology[edit]

From proto- (first) +‎ actinium.

Pronunciation[edit]

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Noun[edit]

Chemical element
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protaktīnijs m (1st declension)

  1. protactinium (metallic chemical element, with atomic number 91.)
    protaktīnija izotopiprotactinium isotope
    protaktīnijs ir sudrabbalts, radioaktīvs metālsprotactinium is a silvery white, radioactive metal

Declension[edit]