WBCS.LIVE practice question

Which gas is released when 'Baking Soda' reacts with dilute hydrochloric acid?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Hydrogen
  2. Oxygen
  3. Carbon Dioxide
  4. Nitrogen

Correct answer and explanation

Correct answer: Carbon Dioxide

Explanation: āœ… Correct Answer: C) Carbon Dioxide šŸ“š Explanation: Baking soda (Sodium Bicarbonate, $NaHCO_3$) reacts with acids to produce salt, water, and carbon dioxide gas. In baking, this reaction causes dough to rise by creating tiny bubbles of $CO_2$ that expand during heating. This property also makes sodium bicarbonate a key component in certain types of fire extinguishers.