MCQ
Turnbull's blue is:
- ✓$\mathrm{Fe}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]_2$
- B$\mathrm{\sim K}_4 \mathrm{Fe}(\mathrm{CN})_6$
- C$\mathrm{\sim K}_3 \mathrm{Fe}(\mathrm{CN})_6$
- D$\mathrm{Na}_4 \mathrm{Fe}(\mathrm{CN})_6$

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Possible number of elimination products (alkene) of the given reaction is?
Find out the products of reaction
$\begin{array}{*{20}{c}}
{C{H_3} - CHC{H_2}CHO} \\
{\,|\,\,\,\,\,\,\,\,\,\,\,\,} \\
{OH\,\,\,\,\,\,}
\end{array}$