Question: A wani haɗi, an yi amfani da mayen ƙarfe wajen raba wasu ƙananan abubuwa daga yashi. Baƙaƙen ƙananan abubuwan za a fi kyautata zaton an samar dasu ne daga wane abu?
Options:
sinadarin sodiyum
sinadarin iron
sinadarin sulfur
kwafa
Answer: B