Which one of the following electrolytes has the same value of van's Hoff's factor (i) as that of A l 2 S O 4…

1. ${\mathrm{K}}_2\mathrm{S}{\mathrm{O}}_4$
2. ${\mathrm{K}}_3\left[\mathrm{F}\mathrm{e}{\left(\mathrm{C}\mathrm{N}\right)}_6\right]$
3. $\mathrm{A}\mathrm{l}{\left(\mathrm{N}{\mathrm{O}}_3\right)}_3\mathrm{ }$
4. ${\mathrm{K}}_4\left[\mathrm{F}\mathrm{e}{\left(\mathrm{C}\mathrm{N}\right)}_6\right]$

Solution

Asked in: NEET 2015 (Phase 1)

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