Which of the following oxides is amphoteric in character?
Options
(a) Co₂
(b) CaO
(c) SiO₂
(d) SnO₂
Correct Answer:
SnO₂
Explanation:
CaO — basic
Co₂ — acidic
SiO₂ — weakly acidic
SnO₂ — amphoteric
Which of the following oxides is amphoteric in character?
(a) Co₂
(b) CaO
(c) SiO₂
(d) SnO₂
SnO₂
CaO — basic
Co₂ — acidic
SiO₂ — weakly acidic
SnO₂ — amphoteric