During the disproportionation of `I_(2)` to iodide and iodate ions, the ratio of iodate and iodide ions formed in alkaline medium is

Dichromate ions in alkaline medium exist as

If in the given reaction, 3l_2 + OH^- to lO_3^- + 5l^- 2 moles of iodine are taken, then the ratio of iodate and iodide ions formed in the alkaline medium is

Iodate oxidises chromic hydroxide and gives iodide and chromate in basic medium.

During the study of rate of reaction between H_2O_2 , and iodide ion, the reaction involves :

Write the oxidation reaction of iodide to iodate ion by potassium permanganate.

The product of oxidation of I^(-) ion by MnI_(4)^(2-) in alkaline medium is

Give ionic equations for the oxidation of iodides with KMnO_(4) in acidic medium and in alkaline medium.

Iodide ion is a better nucleophile than bromide ion.

Iodide ion is a better nucleophile than bromide ion.