plutonium

Nghĩa (Tiếng Anh)

  1. (uncountable, usually) The transuranic chemical element with atomic number 94 and symbol Pu: a silvery-gray fissile radioactive actinide metal that tarnishes when exposed to air.
  2. (alt-of, alternative, countable, historical, usually) Alternative form of ploutonion.

Từ đồng nghĩa

atomic number 94

radioactive substance

Tính thường xuyên

C2
Phát âm là (IPA)
/pluːˈtoʊniəm/
Từ nguyên (Tiếng Anh)

After Pluto (dwarf planet) + -ium. More in Wikipedia at plutonium § History.

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