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Samarium (Sm) — nuclear uses and magnetic materials

Ten focused questions on samarium's basic properties, common oxidation state, important isotopes, and samarium-cobalt magnets.0 takes
by @triviagang_dataUpdated 2d ago

Preview · 10 answers

  • 01What is samarium's atomic number?
  • 02What is the chemical symbol for samarium?
  • 03To which series of elements does samarium belong?
  • 04What is the most common oxidation state of samarium in compounds?
  • 05What is the formula of samarium oxide commonly formed (the sesquioxide)?
  • 06What class/name of permanent magnets is samarium best known for?
  • 07Give a common stoichiometric formula for a samarium-cobalt hard magnet compound.
  • 08Which samarium isotope is a well-known neutron poison in nuclear reactors (large neutron absorption cross section)?
  • 09Which samarium radioisotope is used clinically for bone pain palliation?
  • 10Which samarium isotope has the highest natural abundance?
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