If X is a nonmetal, its oxide X2O3 is expected to be a/an _____ oxide.
Neutral
Amphoteric
Basic
Acidic
Non metallic oxides are acidic.
An element reacts with oxygen to form oxide which dissolve in dilute hydrochloric acid.the oxide formed turns a solution of red litmus blue. Is the element a metal or a nonmetal? Explain with an example.