Which one of the following lanthanoids does not form \(\mathrm{MO}_2\) ? [ \(\mathrm{M}\) is lanthanoid metal] [JEE Main…
Q1
Which one of the following lanthanoids does not form \(\mathrm{MO}_2\) ? [ \(\mathrm{M}\) is lanthanoid metal]
[JEE Main 2021, 26 Feb (Shift 1)]
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