D-And F-Block Elements Ques 80

Question: Which is an amphoteric oxide

[JEE Orissa 2004, 05]

Options:

A) ZnO

B) CaO

C) BaO

D) SrO

Show Answer

Answer:

Correct Answer: A

Solution:

ZnO is an amphoteric oxide,

$ ZnO+H_2SO_4\to ZnSO_4+H_2O $

$ ZnO+2NaOH\to Na_2ZnO_2+H_2O $



NCERT Chapter Video Solution

Dual Pane