The element having electronic configuration [ | vedclass

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(A) The electronic configuration of the element is $[Kr]4d^{10} 4f^{14} 5s^2 5p^6 6s^2$.In this configuration,the last electron enters the $6s$ orbita

Vedclass · Accepted Answer

$s-$block

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(A) The electronic configuration of the element is $[Kr]4d^{10} 4f^{14} 5s^2 5p^6 6s^2$.In this configuration,the last electron enters the $6s$ orbital.According to the rules of the periodic table,if the last electron enters the $s-$orbital,the element belongs to the $s-$block.Therefore,the element belongs to the $s-$block.

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

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