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d and f-Block Elements Test - 10
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  • Question 1/9
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    Which of the following species has the metal in zero oxidation state?

  • Question 2/9
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    Which of the following pairs of elements exhibits only one oxidation state?

  • Question 3/9
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    The reduction potential of Cr3+ is -0.41 V and that of Mn3+ is +1.51 V. Which of the following can be inferred from the given factual information?

  • Question 4/9
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    Which of the following groups of elements is studied as a triad?

  • Question 5/9
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    Coinage metals belong to

  • Question 6/9
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    Mercury is the only transition element that is liquid at room temperature. Which of the following is not the reason for the same?

  • Question 7/9
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    Anhydrous salts of CuSO4, FeSO4 and CuF2 are white because

  • Question 8/9
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    The coloured cation among the following is

  • Question 9/9
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    Transition elements possess good adsorbing qualities because of

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