which gas is usually liberated when an acid reacts with a metal...??
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Answer:
Hydrogen gas
Answer: 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.
Explanation:
Answered by
2
Answer:
Hydrogen gas
Explanation:
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