When sodium carbonate is added to a test tube which contains dilute hydrochloric acid, a gas is evolved. The gas evolved is:
hydrogen and it turns lime water milky
CO₂ and it smells like burning Sulphur
CO₂ and it turns lime water milky
hydrogen and it burns with a pop sound.
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It’s option (3) carbon dioxide and it turns milky in lime water.
Hope it helps!! ❤️
Hope it helps!! ❤️
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