Metal Refining Methods Quiz
5 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the method for refining nickel described in the text?

  • Fractional crystallization
  • Electrolysis
  • Distillation
  • Zone refining (correct)

    • What is the compound formed when impure nickel is heated in a stream of carbon monoxide?

  • Nickel tetracarbonyl (Ni[CO]4) (correct)
  • Nickel carbide (Ni3C)
  • Nickel carbonate (NiCO3)
  • Nickel oxide (NiO)

    • What is the purpose of carrying out zone refining in an inert gas atmosphere?

  • To increase the melting point of impurities
  • To prevent the formation of metal oxides
  • To accelerate the dissolution of impurities
  • To prevent the oxidation of metals (correct)

    • Which elements are commonly refined using the zone refining process?

    <p>Germanium, Silicon, and Gallium (A)</p> Signup and view all the answers

    What happens to the impurities during the zone refining process?

    <p>They dissolve in the molten zone (C)</p> Signup and view all the answers

    More Like This

    Metal Refining Methods Quiz
    10 questions

    Metal Refining Methods Quiz

    UnabashedImpressionism avatar
    UnabashedImpressionism
    Purifying Aluminum: The Refining Process Quiz
    12 questions

    Purifying Aluminum: The Refining Process Quiz

    UserReplaceableCurl avatar
    UserReplaceableCurl
    Extraction and Refining of Metals & Reactivity Series
    28 questions

    Extraction and Refining of Metals & Reactivity Series

    GratifiedTheme avatar
    GratifiedTheme
    Refining of Gold and Silver-Bearing Dore
    47 questions

    Refining of Gold and Silver-Bearing Dore

    RewardingParrot avatar
    RewardingParrot
    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser