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D and F Block Elements Test - 33
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D and F Block Elements Test - 33
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  • Question 1/10
    4 / -1
    Which composition amongst the following represents the alloy “german silver” ?
  • Question 2/10
    4 / -1
    Ferric sulphate on heating gives
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  • Question 3/10
    4 / -1
    The colour of the solution obtained by adding excess of KI in the solution of HgCl2 is
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  • Question 4/10
    4 / -1
    Percentage of gold in 21.6 carat gold is
    Solutions

  • Question 5/10
    4 / -1
    Lucas reagent is
  • Question 6/10
    4 / -1
    Iron is redered passive by treatment with conc.
  • Question 7/10
    4 / -1
    In Nessler’s reagent, the active ion is
  • Question 8/10
    4 / -1
    When calomel reacts with ammonium hydroxide, we get
  • Question 9/10
    4 / -1
    Anhydrous iron (III) chloride can be prepared by
    Solutions

  • Question 10/10
    4 / -1
    FeSO4 forms brown ring with
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