ChemistryOxidation and reductionWAEC
Which of these is an oxidising agent?
Show answer
Answer: D. acidified potassium heptaoxodichromate(VI)
Acidified dichromate(VI) accepts electrons (turning from orange to green); the others are reducing agents.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.