Chemistry, asked by jeetgandhi816, 5 months ago

which gas is usually liberated when an acid reacts with metal? Illustrated with an example. How will you test the presence of this gas (4marks)

Answers

Answered by neeraj0042

Answer:

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Answered by milirawka06

Answer:

p.followme

Explanation:

Hydrogen gas

Hydrogen gas is liberated when an acid reacts with a metal. For example, when zinc metal reacts with dil. hydrogen is evolved and salt zinc chloride is formed as: It can be tested by bringing a burning candle near the gas. The candle continues burning with a pop sound.

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