MCQ
Elements upto atomic number $103$  have been synthesized and studied. If a newly discovered element is found to have an atomic number $106,$  its electronic configuration will be
  • A
    $[Rn]5{f^{14}},6{d^4},7{s^2}$
  • B
    $[Rn]5{f^{14}},6{d^1},7{s^2}7{p^3}$
  • C
    $[Rn]5{f^{14}},6{d^6},7{s^0}$
  • $[Rn]5{f^{14}},6{d^5},7{s^1}$

Answer

Correct option: D.
$[Rn]5{f^{14}},6{d^5},7{s^1}$
d
(d) $Un{h_{106}} = [Rn]\,5{f^{14}},\,6{d^5},\,7{s^1}$

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