What happens when dilute hydrochloric acid is added to iron fillings? Tick the correct answer. 1. Hydrogen gas and Iron chloride are produced. 2. Chlorine gas and Iron hydroxide are produced. 3. No reaction takes place. 4. Iron salt and water are produced.
ScienceClass 10CBSEAnswered 27 Mar 2026
Answer
- Hydrogen gas and Iron chloride are produced.
Explanation: The Chlorine from Hydrogen chloride is displaced by the Iron fillings to undergo the following reaction.
2HCl + Fe → FeCl2 + H2