Complete and balance the following chemical equations: (a) \[ 2MnO_4^-(aq) + 10I^-(aq) + 16H^+(aq) \rightarrow \] (b) \[ Cr_2O_7^{2-}(aq) + 6Fe^{2+}(aq) + 14H^+(aq) \rightarrow \]
Acidified KMnO_4 oxidizes sulphite to:
Which element is a strong reducing agent in +2 oxidation state and why?
Propanoic acid to Ethane