Question 811
Which of the following is NOT a typical use of potassium permanganate?
Question 812
Why are permanganate titrations generally unsatisfactory in the presence of hydrochloric acid?
Question 813
In neutral or faintly alkaline solutions, what happens to manganous salt in the presence of potassium permanganate and a catalyst like zinc oxide?
Question 814
In neutral or faintly alkaline solutions, what is the primary product when thiosulphate ion is oxidized by potassium permanganate?
Question 815
In neutral or faintly alkaline solutions, what is the product of the oxidation of iodide ions by potassium permanganate?