Multiple choice

Which of the following oxides produces an acidic as well as a basic oxide during thermal decomposition?

  1. NaNO3

  2. KClO3

  3. CaCO3

  4. NH4NO3

  5. Both (1) and (2)

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This option is correct because calcium carbonate when heated, decomposes into calcium oxide and carbon dioxide, which acts as basic as well as acidic oxide.