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Which of the following oxide is amphoter...

Which of the following oxide is amphoteric -

A

`SnO_2`

B

`CaO`

C

`SiO_2`

D

`CO_2`

Text Solution

Verified by Experts

The correct Answer is:
C
`SnO_2` reacts with both acid as well as with base. Hence, it is an amphoteric oxide.
`SnO_2 + 4HCl to SnCl_2 + 2H_2O`
`SnO_2 + 2NaOH to Na_2 SnO_3 + H_2O`
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