protaktīnijs

Latvian

Etymology

From proto- (first) + actinium.

Noun

Chemical element
Pa
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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

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