Question

Amphoteric oxides are those which react with both acids and bases - True or False?

• A. True
• B. False

Answer 1

The correct option is A True

Amphoteric oxides are those which react with both acids and bases.
With acid,
$A{l}_2{O}_3+6HCl\to 2AlC{l}_3+3H_2$
With base,
$A{l}_2{O}_3+2NaOH\to 2Na\left[Al{O}_2\right]+H_{2}O$