How will you test the gas which is liberated when Hydrochloric acid reacts with an acid?

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Solution

When hydrochloric acid reacts with metals, it produces hydrogen gas.
$Z n + 2 H C l ⟶ {Z n C l}_{2} + 2 H_{2} ↑$
When a match stick lightened placed near hydrogen gas puts out with a pop sound.

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How will you test for the gas which is liberated when hydrochloric acid reacts with an active metals?

How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal? [2 MARKS]

(a) What happens when dilute hydrochloric acid is added to sodium carbonate ? Write a balanced chemical equation of the reaction involved.

(b) Which gas is liberated when dilute hydrochloric acid reacts with sodium carbonate ? How will you test for the presence of this gas ?

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