Chemistry · 2022
JEE Main · 29 June 2022, Shift 1 · Q66
The electronic configuration of Pt (atomic number 78) is:
The electronic configuration of Pt (atomic number $\displaystyle 78$) is :
Official answer
(1)
$\displaystyle [\mathrm{Xe}] 4 \mathrm{f}^{14} 5 \mathrm{~d}^9 6 \mathrm{~s}^1$
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.