The element having electronic configuration $[K r] 4 d^{10} 4 f^{14} 5 s^{2} 5 p^{6} 5 d^{1} 6 s^{2}$ belongs to :

s-block

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p-block

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d-block

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f-block

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Solution

The correct option is D f-block
The last 4f subshell in which the electrons are filled in the electronic configuration of element states that the element belongs to f block.

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