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d and f-Block Elements Test - 7
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  • Question 1/10
    1 / -0

    The species with the largest and smallest radii among the 3d series are respectively

  • Question 2/10
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    Which among the following species has a radius greater than that of Fe3+?

  • Question 3/10
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    Cu+ ion is not stable in aqueous solutions and it invariably exists as Cu2+ in them because

  • Question 4/10
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    In which of the following species is manganese in the lowest oxidation state?

  • Question 5/10
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    To which of the following categories will the given reaction belong?

    2Cu+ → Cu + Cu2+

  • Question 6/10
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    Which of the following pairs of elements exhibits the stable configuration of half-filled 4f-orbitals?

  • Question 7/10
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    Which of the following statements is incorrect?

  • Question 8/10
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    Compounds of most lanthanoids occur in +3 oxidation state. Which of the following formulae of the compounds of lanthanoids is incorrect?

  • Question 9/10
    1 / -0

    Which of the following pairs represents good reducing and oxidising agents, respectively?

  • Question 10/10
    1 / -0

    Which of the following statements is incorrect?

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