Question

Consider the following statements :
(i) $La(OH{)}_3$ is the least basic among hydroxides of lanthanoid
(ii) $Z{r}^{4+}$ and $H{f}^{4+}$ possess almost the same ionic radii
(iii) $C{e}^{4+}$ can act as an oxidizing agent.

Which of the above is/are true?

• A. (i) and (iii)
• B. (ii) and (iii)
• C. (ii) only
• D. (i) and (ii)

Answer 1

Answer: (B)