Metals and Alloys Quiz
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Questions and Answers

Which element is added to brass to cover iron in a thin layer to prevent it from rusting?

  • Aluminium
  • Lead (correct)
  • Manganese
  • Silicon
  • What is the appearance of brass?

  • Reddish brown
  • Golden yellow, reddish gold or silver (correct)
  • Bright red
  • Silvery grey
  • What is the melting point of zinc?

  • 1085°C
  • 160°C
  • 419.5°C (correct)
  • 900-1000°C
  • Which metal is resistant to corrosion among copper, zinc, and brass?

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

    Which metal conducts heat and electricity less well than zinc?

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

    Study Notes

    Brass and Its Properties

    • Zinc is added to brass as a protective coating for iron to prevent rusting.
    • Brass has a yellow-gold appearance, with a shiny and lustrous finish.

    Properties of Zinc

    • The melting point of zinc is approximately 419.5°C (787.1°F).

    Corrosion Resistance

    • Among copper, zinc, and brass, brass is known for its resistance to corrosion.

    Conductivity Comparisons

    • Brass conducts heat and electricity less effectively than zinc does.

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    Description

    Test your knowledge of copper, zinc, and brass with this informative quiz. Learn about the properties and composition of these elements and their alloys.

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