Periodic Table · JEE Main previous year questions

2009 1 question

1. Q852009 · 27 Apr 2009 · Shift 1

   The set representing the correct order of ionic radius is :

   1. A.$\mathrm{N}{\mathrm{a}}^{+}>\mathrm{L}{\mathrm{i}}^{+}>\mathrm{M}{\mathrm{g}}^{2+}>\mathrm{B}{\mathrm{e}}^{2+}$
   2. B.$\mathrm{L}{\mathrm{i}}^{+}>\mathrm{N}{\mathrm{a}}^{+}>\mathrm{M}{\mathrm{g}}^{2+}>\mathrm{B}{\mathrm{e}}^{2+}$
   3. C.$\mathrm{M}{\mathrm{g}}^{2+}>\mathrm{B}{\mathrm{e}}^{2+}>\mathrm{L}{\mathrm{i}}^{+}>\mathrm{N}{\mathrm{a}}^{+}$
   4. D.$\mathrm{L}{\mathrm{i}}^{+}>\mathrm{B}{\mathrm{e}}^{2+}>\mathrm{N}{\mathrm{a}}^{+}>\mathrm{M}{\mathrm{g}}^{2+}$
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   Answer: A