Gold Alloys and Jewellery Making Quiz
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Questions and Answers

What is 24 carat gold known for?

  • Being alloyed with silver or copper
  • Having high electrical conductivity
  • Being suitable for making jewellery
  • Being very soft (correct)

    • What is 22 carat gold commonly used for in India?

  • Alloying with mercury
  • Making ornaments (correct)
  • Having high melting point
  • Making electrical circuits

    • What happens when one of the metals alloyed with gold is mercury?

  • The melting point decreases
  • The electrical conductivity increases
  • The alloy becomes harder
  • The alloy becomes an amalgam (correct)

    • What is the electrical conductivity of brass and bronze compared to copper?

    <p>Less than copper</p> Signup and view all the answers

    What is solder commonly used for?

    <p>Welding electrical wires together</p> Signup and view all the answers

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