NCERT In-text 3.1 — Q3 - Metals and Non-metals
Question: Which gas is produced when dilute hydrochloric acid is added to a reactive metal? Write the chemical reaction when iron reacts with dilute H₂SO₃.
Answer: 1. Metals react with dilute acids to produce hydrogen gas and a metal salt. 2. The hydrogen gas is liberated because reactive metals can reduce hydrogen ions from the acid. 3. When dilute hydrochlo...
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