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cerium

cerium

1 8.9
A soft silver-grey metal used in lighter flints and mixed with other metals
  • noun
  • /ˈsɪəriəm/
  • Specialized
translation icon : cerio
  • Manufacturers often incorporate cerium in lighter flints due to its ability to create sparks.
  • cerium oxide
  • cerium and lanthanum

Examples

  • In the case of cerium oxide, the nanoparticles did not bioaccumulate, but plant growth was stunted.

    Blog text (20)
  • While there are several cerium-based heavy fermions, Yb-based examples have remained relatively rare.

    Academic text (1998)
  • At the time, there was much excitement in the scientific community, and the next element to be discovered was named cerium in the object's honor.

    Academic text (2002)
  • Another thing that can happen is you can have doubly charged ions form Cerium is an element in our tuning solution.

  • This is also a point at which zinc oxide and cerium oxide can enter the soil.

    Blog text (20)
  • Then, of course, we have what many would consider the most important use for rare earths: adding cerium and lanthanum to iron to make misch metal.

    Fiction book (2000)
  • The scientists studied the effects of two common nanoparticles, zinc oxide and cerium oxide, on soybeans grown in soil in greenhouses.

    Blog text (20)
  • Back at NRL, the rare-earth isotopes yttrium-91, cerium-141, and cerium-144 were chemically separated.

    Academic text (1996)
  • The catalytic converter in most cars uses cerium to reduce harmful emissions.

  • Glass polishing compounds frequently rely on cerium for achieving a smooth finish.

Synonyms

Ce
vscerium
  • Specialized
1 9.9

A chemical symbol for cerium, a soft grey metal used in lighter flints

is written as the full element name rather than its short symbol

Surface Forms

cerium singular
ceriums plural

Morphology

cerium = Ceres (opaque) = cer + ium

Formed by adding the chemical-naming suffix '-ium' to the proper name Ceres; the resulting element name is not meaningfully derivable by an average B1 learner from the base name.

Etymology

Cerium comes from the small planet Ceres, which was named for the Roman goddess of farming, and that same root is in the everyday word cereal. Chemists named the metal after the planet when they discovered it, so thinking of Ceres or cereal helps you remember why the element is called cerium.