When neutral or faintly alkaline $KMnO_4$ is treated with potassium iodide,iodide ion is converted into '$X$'. '$X$' is

What will happen when copper sulphate solution is stored in aluminium vessels?

In acidic medium,the equivalent weight of $K_2Cr_2O_7$ $(mol. wt. = M)$ is

How many protons will be consumed when dichromate ion oxidises $Fe^{2+}$ ions in aqueous acidic medium?

For the reaction: $KClO_3 + 6FeSO_4 + 3H_2SO_4 \to KCl + 3Fe_2(SO_4)_3 + 3H_2O$. Which of the following statements is true $(T)$ or false $(F)$ regarding the nature of the reaction? The reaction is complex.

In the following reaction $yMnO_4^- + xH^{+} + C_2O_4^{2-} \to yMn^{2+} + 2CO_2 + \frac{x}{2}H_2O$,the values of $x$ and $y$ are: