MCQ
The stability of ionic crystal principally depends on
- Ahigh electron affinity of anion forming species
- ✓the lattice energy of crystal
- Clow $I.E.$ of cation forming species
- Dlow heat of sublimation of cation forming solid
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$\,\begin{array}{*{20}{c}}
{\,C{H_3} - \,CH - \,CH = C{H_2}\,\xrightarrow{{B{r_2}/aq.NaCl}}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}$
[Given, atomic number: $Mn =25, Fe =26, Co =27$; en $= H _2 NCH _2 CH _2 NH _2$ ]