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D and F Block Elements Test - 18
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D and F Block Elements Test - 18
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  • Question 1/10
    4 / -1
    Philosopher's wool on heating with BaO at 1100℃ produce
  • Question 2/10
    4 / -1
    A white precipitate is formed on adding KI to CuSO4 solution. It is of
  • Question 3/10
    4 / -1
    The 3d-block element that exhibits maximum number of oxidation states is
  • Question 4/10
    4 / -1
    Among the following ions (hydrated), the colourless metal ion is
  • Question 5/10
    4 / -1
    Which of the following is used as indelibleink ?
  • Question 6/10
    4 / -1
    For d-block elements the first ionisation potential is of the order
  • Question 7/10
    4 / -1
    Which of the following is amphoteric ?
  • Question 8/10
    4 / -1
    Which of the following is deliquescent ?
  • Question 9/10
    4 / -1
    Which of the following pairs of elements cannot form an alloy ?
  • Question 10/10
    4 / -1
    Which of the following types of metals form the most efficient catalysts ?
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