Question
Which of the following sets of oxides is amphoteric in nature?
A.
$$A{l_2}{O_3},A{s_2}{O_3},ZnO$$
B.
$$CO,NO,{N_2}O$$
C.
$$S{O_3},S{O_2},C{l_2}{O_7}$$
D.
$$N{a_2}O,MgO,BaO$$
Answer :
$$A{l_2}{O_3},A{s_2}{O_3},ZnO$$
Solution :
$$A{l_2}{O_3},A{s_2}{O_3}$$ and $$ZnO$$ are amphoteric in nature.