Multiple choice

If sodium carbonate is added to dil. sulphuric acid, sodium sulphate and water are formed, along with the release of a gas. Which of the following gases is released?

  1. Oxygen

  2. Helium

  3. Carbon dioxide

  4. Hydrogen

  5. Nitrogen

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

This is the correct option. If sodium carbonate is added to dil. sulphuric acid, sodium sulphate and water are formed, along with the release of carbon dioxide.

Na2CO3 + H2SO4 --> Na2SO4 + H2O + CO2