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A transition metal ion has electronic co...

A transition metal ion has electronic configuration `[Ar] 3d^7` in its dipositive oxidation state. Its atomic number is

A

25

B

30

C

27

D

28

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Knowledge Check

  • A transition - metal ion having configuration [Ar] 3 d^(4) is in tripositive oxidation state . Its atomic number is

    A
    25
    B
    26
    C
    32
    D
    19
  • The transition metal ion has configuration [Ar]3d^4 is in tripositive oxidation state. Its atomic number is :

    A
    25
    B
    26
    C
    32
    D
    19
  • A transition element X has a configuration [Ar]3d^4 in its +3 oxidation state. Its atomic number is :

    A
    25
    B
    26
    C
    22
    D
    19
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