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Why do most transition metal ions show v...

Why do most transition metal ions show variable oxidation states ?

Text Solution

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This is because ns and (n - 1)d orbitals do not differ much in energy. Electrons from both may take part in bonding. Hence they show variable oxidation states.
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Knowledge Check

  • Transition metals show variable oxidation states because of :

    A
    participation of nd electrons along with np electrons
    B
    participation of (n-1)d and ns electrons
    C
    participation of (n-1)d and np electrons
    D
    None of these is correct

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    Why do transition elements show variable oxidation states ?

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    Why d block metals show variable oxidation state ?

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