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单词 atomic number 87
释义

atomic number 87


Thesaurus
Noun1.atomic number 87 - a radioactive element of the alkali-metal group discovered as a disintegration product of actiniumatomic number 87 - a radioactive element of the alkali-metal group discovered as a disintegration product of actiniumFr, franciummetal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.

atomic number 87


  • noun

Synonyms for atomic number 87

noun a radioactive element of the alkali-metal group discovered as a disintegration product of actinium

Synonyms

  • Fr
  • francium

Related Words

  • metal
  • metallic element
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更新时间:2024/11/12 4:07:23