Question 791
Which of the following is a key reason potassium permanganate is used for bleaching textiles?
Question 792
Why is hydrochloric acid unsuitable for acidifying solutions in permanganate titrations?
Question 793
In the catalysed oxidation of manganous salt by potassium permanganate in neutral or faintly alkaline solution, what is the product containing manganese?
Question 794
What is the final oxidation state of sulfur in the products when potassium permanganate reacts with thiosulphate ion in neutral or faintly alkaline solution?
Question 795
In the oxidation of iodide ion by potassium permanganate in neutral or faintly alkaline solution, what is the final oxidation state of iodine in the product?