Classification Of Elements And Periodicity In Properties Ques 56
Question: Which of the following oxides is amphoteric in character [AIEEE 2005]
Options:
A) $ CaO $
B) $ CO_2 $
C) $ SiO_2 $
D) $ SnO_2 $
Show Answer
Answer:
Correct Answer: D
Solution:
$ CaO $ is basic; $ CO_2 $ is acidic; $ SiO_2 $ is weakly acidic. $ SnO_2 $ is amphoteric.
