A metal compound A reacts with dilute HCl to produce effervescence, and the gas evolved extinguishes a burning candle. The gas is
Question
A metal compound A reacts with dilute HCl to produce effervescence, and the gas evolved extinguishes a burning candle. The gas is
H2
CO2
O2
N2
Answer
CO2
Detailed Explanation
A gas that is produced with effervescence from a metal compound and extinguishes a flame is carbon dioxide, typical of carbonates reacting with acids. — Examisthan.com