Multiple choice Which of the following is the suitable reagent for the oxidation of Ce+3 into Ce+4? Bromate in neutral medium Zinc-amalgam Ammonium citrate-citric acid Tri-n-butyl phosphate None of these Reveal answer Fill a bubble to check yourself A Correct answer Explanation This option is correct because the mixture of Ce are treated with oxidising agent bromate in neutral medium to form a pracipitate Ce(OH)4.