Observe the following statements : a) The basic strength of $\mathrm{Lu}(\mathrm{OH})_3,…

Observe the following statements : a) The basic strength of $\mathrm{Lu}(\mathrm{OH})_3, \mathrm{Gd}(\mathrm{OH})_3$ and $\mathrm{Ce}(\mathrm{OH})_3$ follow the order : $\mathrm{Ce}(\mathrm{OH})_3>\mathrm{Gd}(\mathrm{OH})_3>\mathrm{Lu}(\mathrm{OH})_3$ b) $\mathrm{O}^{2-}, \mathrm{N}^{3-}, \mathrm{O}^{-}$and $\mathrm{Mg}^{+}$are isoelectronic species c) The sizes of $\mathrm{Zr}$ and $\mathrm{Hf}$ are approximately same The correct statements are
  1. a, b, c
  2. a, c
  3. a, b
  4. b, c

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2017 (24 Apr Shift 2)

Practice more Structure of Atom questions on Aicharya