In neutral medium potassium permanganate oxidises $I^{-}$to $X$.. Identify the $X$.

The spin only magnetic moments of the complexes $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$ and $\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}$ are respectively.

PHBV is a biodegradable polymer of two monomers $X$ and $Y . X$ and $Y$ respectively are.

The carbohydrate which does not react with ammonical $\mathrm{AgNO}_3$ solution is