Which of the following pairs of elements forms amphoteric oxides? by Sunday | Dec 10 | Chemistry WAEC | 0 comments A. Be and Mg B. Na and K C. B and Al D. Si and Pb Correct Answer: Option D D. Si and Pb Users Also Read These:Which of the following metallic oxides is amphoteric?Four elements P; Q; R and S have atomic numbers of…Which of the following oxides is ionic?Which of the following oxides is basic?Which of the following oxides is amphoteric?