Chemistry · 2022
JEE Main · 26 July 2022, Shift 2 · Q71
The metal complex that is diamagnetic is (Atomic number: Fe, 26; Cu, 29 )
The metal complex that is diamagnetic is (Atomic number: $\displaystyle \mathrm{Fe}, 26 ; \mathrm{Cu}, 29$ )
Official answer
(1)
$\displaystyle \mathrm{K}_3\left[\mathrm{Cu}(\mathrm{CN})_4\right]$
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.