Question 866
What observable change occurs when acidified KMnO₄ is added to a solution containing Fe²⁺ ions?
Question 867
What is the main oxidizing agent in the laboratory preparation of potassium permanganate from Mn²⁺?
Question 868
What is the main product of the reaction between acidified potassium permanganate and iron(II) sulfate?
Question 869
What compound is formed when potassium permanganate crystals decompose upon heating, besides oxygen and manganese dioxide?
Question 870
What is the main reason potassium permanganate is considered a strong oxidizing agent in acidic solutions?