Subject: Inorganic Chemistry · Chapter: Lanthanides and Actinides · Topic: Lanthanides & Actinides – General · Exam: NET DEC 2017 · Marks: 2 · Difficulty: Easy
Consider the following statement(s) for actinides (An):
\[ \begin{array}{l} \text{A. Oxidation states greater than +3 are more frequent in An compared to lathanides (Ln)} \\ \text{B. Some An(III) ions show d-d transitions} \\ \text{C. } \mathrm{UO_2^{2+}} \text{ and } \mathrm{PuO_2^{2+}} \text{ are stable} \\ \text{D. Some of actinides do not have radioactive isotopes} \end{array} \]