Use the data given in Q.8 and find out which of the following is the strongest oxidising agent.

(i) Cl–

(ii) Mn2+

(iii) MnO4–

(iv) Cr3+

Correct Answer: (iii) MnO4–

Explanation:  The higher the value of the normal reduction of the strength of the metal ion, the higher will be its oxidizing power.