JEE MAIN - Chemistry (2025 - 24th January Morning Shift - No. 20)
Which of the following ions is the strongest oxidizing agent? (Atomic Number of $\mathrm{Ce}=58, \mathrm{Eu}=63, \mathrm{~Tb}=65, \mathrm{Lu}=71$)
$\mathrm{Lu}^{3+}$
$\mathrm{Eu}^{2+}$
$\mathrm{Tb}^{4+}$
$\mathrm{Ce}^{3+}$
Explanation
$\mathrm{Tb}^{4+}$ is strongest oxidising agent
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