Ionic Radius and Geochemical Elements Quiz
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Questions and Answers

Which group of elements are known as large ion lithophile elements (LILE)?

  • Fe, Al, Si, Cr
  • K, Rb, Cs, Ba (correct)
  • Zr, Nb, Th, U
  • Na, K, Ca, Mg
  • What type of elements are Zr, Nb, Th, U classified as?

  • High field-strength elements (HFSE) (correct)
  • Refractory elements
  • Large ion lithophile elements (LILE)
  • Major elements and transitional metals
  • Which elements are more soluble in water than others?

  • Mg & Fe
  • Al, Si
  • Na, K, Ca (correct)
  • Cr, Zr
  • Peridotite is a rock forming the upper mantle due to its high content of which element?

    <p>Mg</p> Signup and view all the answers

    Which elements accumulate in clastic sedimentary rocks according to the text?

    <p>Si, Fe, Al</p> Signup and view all the answers

    Large ion lithophile elements (LILE) are easily accommodated by main mantle minerals.

    <p>False</p> Signup and view all the answers

    Small ions carrying strong charges like Zr, Nb, Th, U, develop weak electrostatic fields.

    <p>False</p> Signup and view all the answers

    Reservoirs in geochemistry refer to bodies of rock, water, and gas with compositions similar to other reservoirs.

    <p>False</p> Signup and view all the answers

    Mantle composition has a high content of fusible elements like Na, K, Al.

    <p>False</p> Signup and view all the answers

    Oceanic crust is enriched in elements that are insoluble like Si, Fe, and Al.

    <p>False</p> Signup and view all the answers

    Magmatic melting contributes to geochemical fractionation among reservoirs by making all elements equally fusible.

    <p>False</p> Signup and view all the answers

    Peridotite is a rock commonly found in the continental crust due to its high content of fusible elements.

    <p>False</p> Signup and view all the answers

    Elements that are more soluble in water induce geochemical fractionation during erosion and sedimentation.

    <p>True</p> Signup and view all the answers

    The composition of the continental crust is characterized by a high content of fusible elements.

    <p>True</p> Signup and view all the answers

    Large ion lithophile elements (LILE) are known for their compatibility with main mantle minerals.

    <p>False</p> Signup and view all the answers

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