Which group of metals is called uranides:

Which group of metals is called uranides:
  1. $\mathrm{Fe}, \mathrm{Co}, \mathrm{Ni}$
  2. $\mathrm{Ce}, \mathrm{Pr}, \mathrm{Nd}$
  3. $\mathrm{Ac}, \mathrm{Th}, \mathrm{Pa}$
  4. $\mathrm{Pu}, \mathrm{Am}, \mathrm{Cm}$

Solution

$\mathrm{Pu}$, $\mathrm{Am}$ and $\mathrm{Cm}$ are prepared from uranium, hence called uranides.

Asked in: JEE-TOPICTESTS-CHEMISTRY

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