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D and F Block Elements question

2004 · Shift 0 · Q28
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  5. /2004 · Shift 0 · Q28

D and F Block Elements question

2004 · Shift 0 · Q28

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
Of the following outer electronic configurations of atoms, the highest oxidation state is achieved by which one of them?
  1. A
    (n−1)d3ns2\left( {n - 1} \right){d^3}n{s^2}(n−1)d3ns2
  2. B
    (n−1)d5ns1\left( {n - 1} \right){d^5}n{s^1}(n−1)d5ns1
  3. C
    (n−1)d8ns2\left( {n - 1} \right){d^8}n{s^2}(n−1)d8ns2
  4. D
    (n−1)d5ns2\left( {n - 1} \right){d^5}n{s^2}(n−1)d5ns2
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