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  • The valency of aluminium is ______.

    3
    3 and 2
    2
    1
  • Silver reacts with both dilute and concentrated nitric acid to form ______.

    silver chloride.
    silver nitrate.
    silver sulphide
    silver sulphate.
  • Silver belongs to ______.

    group IB
    group IA
    Group zero
    Group VII
  • Which is not the ore of silver?

    bauxite
    Horn silver
    Silver copper glance
    Argentite
  • The atomic number of silver is ______.

    45
    47
    48
    44
  • Silver bromide is used in ______.

    making decorating articles
    making coins
    making utensils
    photography
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