Question

name the gas evolved when a dilute acid is added to chalk​

Answer 1

Answer:

carbon dioxide is the gas evolved when a dilute acid is added to Chalk.

Answer 2

Chalk is calcium carbonate (CaCO3) thus addition of dilute acid will produce carbon dioxide and a calcium salt. E.g. addition of dilute hydrochloric acid will produce CO2 and calcium chloride (CaCl2).