Chemistry · 2024
JEE Main · 9 April 2024, Shift 1 · Q68
The electronic configuration of Cu ( II ) is 3 d^9 whereas that of Cu ( I ) is 3 d^10. Which of the following is correct?
The electronic configuration of $\displaystyle \mathrm{Cu}(\mathrm{II})$ is $\displaystyle 3 \mathrm{~d}^9$ whereas that of $\displaystyle \mathrm{Cu}(\mathrm{I})$ is $\displaystyle 3 \mathrm{~d}^{10}$. Which of the following is correct ?
Official answer
From NTA’s final answer key for this paper.
(1)
Cu(II) is more stable
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JEE Main 2024 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.