Practice Test | Kullabs.com
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  • Which one is not the ore of gold?

    Petzite
    Mica
    Nagyagite
    Sylvanite
  • Which one is not the ore of silver?

    Sylvanite
    Pyrolite
    Argentite
    Horn silver
  • Which one is not the ore of copper?

    Nagyagite
    Copper glance
    Cuprite
    Chalcopyrite
  • Which one is not the ore of iron?

    Hematite
    Petzite
    Siderite
    Magnetite
  • Which one is not the ore of aluminium?

    Bauxite
    Calaverite
    Caryolite
    Feldspar
  • Melting point and boiling point of gold is ______ respectively.

    15500C and 24000C
    10640C and 27000C
    9600C and 19550C
    10830C and23500C
  • Melting point and boiling point of silver is ______ respectively.

    10630C and 26100C
    9610C and 21620C
    10830C and 23500C
    15500C and 24000C
  • Melting point and boiling point of copper is ______ respectively.

    10850C and 25620C
    10630C and 26100C
    9600C and 19550C
    15500C and 24000C
  • Melting point and boiling point of iron is ______ respectively.

    15380C and 28620C
    10630C and 26100C
    9600C and 19550C
    10830C and 23500C
  • Melting point and boiling point of aluminium is ______ respectively.

    9600C and 19550C
    10830C and 23500C
    6600C and 24700C
    10630C and 26100C
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