Question Video: Identifying the Observations of the Reaction between Hydrochloric Acid and Sodium Carbonate Chemistry • Third Year of Secondary School
A student adds a diluted solution of hydrochloric acid to a sample of Na₂CO₃ to detect the presence of CO₃²⁻ ion. Which of the following is the correct observation? [A] Effervescence and evolution of CO₂ gas [B] Effervescence and evolution of CO gas [C] Effervescence and evolution of H₂ gas [D] Formation of a white precipitate and evolution of CO₂ gas [E] Formation of a white precipitate and evolution of CO gas