Chemistry · 2021
JEE Main · 16 March 2021, Shift 2 · Q38
Arrange the following metal complex/compounds in the increasing order of spin only magnetic moment. Presume all the three, high spin system. (Atomic…
Arrange the following metal complex/compounds in the increasing order of spin only magnetic moment. Presume all the three, high spin system.
(Atomic numbers $\displaystyle \mathrm{Ce}=58, \mathrm{Gd}=64$ and $\displaystyle \mathrm{Eu}=63$.)
(a)
$\displaystyle \left(\mathrm{NH}_4\right)_2\left[\mathrm{Ce}\left(\mathrm{NO}_3\right)_6\right]$
(b)
$\displaystyle \mathrm{Gd}\left(\mathrm{NO}_3\right)_3$ and
(c)
$\displaystyle \mathrm{Eu}\left(\mathrm{NO}_3\right)_3$
Answer is :
Official answer
(2)
(a) $\displaystyle <$ (c) $\displaystyle <$ (b)
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JEE Main 2021 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.