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The largest oxidation number exhibited by an element depends on its outer electronic configuration. With which of the following outer electronic configurations the element will exhibit largest oxidation number?

(i) 3d1 4s2

(ii) 3d3 4s2

(iii) 3d5 4s1

(iv) 3d5 4s2

0 1 View | Posted 4 months ago
Asked by Shiksha User

  • 1 Answer

  • A

    Answered by

    alok kumar singh | Contributor-Level 10

    4 months ago

    This is a Multiple Choice Questions as classified in NCERT Exemplar

    Option (iv) is the correct answer

    For 3d1 4s2 can exhibit the highest oxidation state as 2+1 = +3,

    For 3d34s2can exhibit the highest oxidation state as 2+3 = +5

    For 3d54s1can exhibit the highest oxidation state as 1+5 = +6

    For 3d54s2can exhibit the highest oxidation state as 2+5 = +7

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